diff --git a/ui/src/router/admin/system/modules/knowledge-system-resource.ts b/ui/src/router/admin/system/modules/knowledge-system-resource.ts
index f9e2989c4f9..84ea9b1fdf1 100644
--- a/ui/src/router/admin/system/modules/knowledge-system-resource.ts
+++ b/ui/src/router/admin/system/modules/knowledge-system-resource.ts
@@ -73,7 +73,7 @@ export const systemResourceKnowledgeRoutes: RouteRecordRaw[] = [
           {
             path: 'dictionary',
             name: 'system-resource-knowledge-dictionary',
-            component: () => import('@/views/knowledge-detail/dictionary/index.vue'),
+            component: () => import('@/views/knowledge-detail/termbase/index.vue'),
             meta: { title: '自定义分词', order: 30 },
           },
         ],
diff --git a/ui/src/router/admin/system/modules/knowledge-system-shared.ts b/ui/src/router/admin/system/modules/knowledge-system-shared.ts
index 10f1ed9aee3..50e79aaa9b7 100644
--- a/ui/src/router/admin/system/modules/knowledge-system-shared.ts
+++ b/ui/src/router/admin/system/modules/knowledge-system-shared.ts
@@ -73,7 +73,7 @@ export const systemSharedKnowledgeRoutes: RouteRecordRaw[] = [
           {
             path: 'dictionary',
             name: 'system-shared-knowledge-dictionary',
-            component: () => import('@/views/knowledge-detail/dictionary/index.vue'),
+            component: () => import('@/views/knowledge-detail/termbase/index.vue'),
             meta: { title: '自定义分词', order: 30 },
           },
         ],
diff --git a/ui/src/router/admin/workspace/modules/knowledge-shared.ts b/ui/src/router/admin/workspace/modules/knowledge-shared.ts
index de2422f4796..29570a1eb8b 100644
--- a/ui/src/router/admin/workspace/modules/knowledge-shared.ts
+++ b/ui/src/router/admin/workspace/modules/knowledge-shared.ts
@@ -73,7 +73,7 @@ export const sharedKnowledgeRoutes: RouteRecordRaw[] = [
           {
             path: 'dictionary',
             name: 'workspace-shared-knowledge-dictionary',
-            component: () => import('@/views/knowledge-detail/dictionary/index.vue'),
+            component: () => import('@/views/knowledge-detail/termbase/index.vue'),
             meta: { title: '自定义分词', order: 30 },
           },
         ],
diff --git a/ui/src/router/admin/workspace/modules/knowledge.ts b/ui/src/router/admin/workspace/modules/knowledge.ts
index b64021e42df..b0e2e183535 100644
--- a/ui/src/router/admin/workspace/modules/knowledge.ts
+++ b/ui/src/router/admin/workspace/modules/knowledge.ts
@@ -85,7 +85,7 @@ export const knowledgeRoutes: RouteRecordRaw[] = [
               {
                 path: 'dictionary',
                 name: 'workspace-knowledge-dictionary',
-                component: () => import('@/views/knowledge-detail/dictionary/index.vue'),
+                component: () => import('@/views/knowledge-detail/termbase/index.vue'),
                 meta: { title: '自定义分词', order: 30 },
               },
             ],
diff --git a/ui/src/views/VIEW_README.md b/ui/src/views/VIEW_README.md
index b86399e9720..a71687d9136 100644
--- a/ui/src/views/VIEW_README.md
+++ b/ui/src/views/VIEW_README.md
@@ -44,7 +44,8 @@
 | `knowledge-detail/`                                                                   | 四范围知识库详情、菜单与上下文               |
 | `knowledge-detail/library/document/`、`tags/`                                         | 文档及标签维护                               |
 | `knowledge-detail/library/image/`                                                     | 图片占位页                                   |
-| `knowledge-detail/recall-test/`、`question/`、`dictionary/`                           | 检索优化占位页                               |
+| `knowledge-detail/recall-test/`、`question/`                                          | 检索优化占位页                               |
+| `knowledge-detail/termbase/`                                                          | 知识库自定义分词维护                         |
 | `knowledge-detail/chat-user/`、`external-retrieval/`                                  | 对话授权与外部检索配置                       |
 | `knowledge-detail/setting/base/`、`document-strategy/`、`scheduled-sync/`             | 基础设置、文档策略、定时同步与日志           |
 | `knowledge-detail/workflow-transform/`                                                | 非工作流知识库转换说明与确认                 |
@@ -99,7 +100,7 @@
 
 `knowledge-detail/context.ts` 仅通过 `provideKnowledgeDetailContext` 和
 `useKnowledgeDetailContext` 公开详情、更新能力、ID、来源导航及完整 API。
-`resourceApi.knowledge / scheduledSync / document / tags / chatUser / externalRetrieval` 按当前范围响应式读取，无需 `.value`，
+`resourceApi.knowledge / scheduledSync / document / tags / termbase / chatUser / externalRetrieval` 按当前范围响应式读取，无需 `.value`，
 不要在 setup 时解构具体 API。`workflow` 当前仅普通 Workspace 提供，其他范围不回退。
 共有查询方法必填，部分范围缺失的方法可选调用；未发请求时不提示成功、不关闭、不刷新或修改快照，loading 正常清理。
 不增加查询／维护双入口、接口别名或专属 Context hook，也不以方法存在性新增操作显隐规则。
diff --git a/ui/src/views/knowledge-detail/context.ts b/ui/src/views/knowledge-detail/context.ts
index 119c718368d..9bd6c047b69 100644
--- a/ui/src/views/knowledge-detail/context.ts
+++ b/ui/src/views/knowledge-detail/context.ts
@@ -15,6 +15,10 @@ import TagsApi from '@/api/admin/workspace/knowledge/tags'
 import SharedTagsApi from '@/api/admin/workspace/shared/knowledge/tags'
 import SystemResourceTagsApi from '@/api/admin/system/resource-management/knowledge/tags'
 import SystemSharedTagsApi from '@/api/admin/system/shared-resources/knowledge/tags'
+import TermbaseApi from '@/api/admin/workspace/knowledge/termbase'
+import SharedTermbaseApi from '@/api/admin/workspace/shared/knowledge/termbase'
+import SystemResourceTermbaseApi from '@/api/admin/system/resource-management/knowledge/termbase'
+import SystemSharedTermbaseApi from '@/api/admin/system/shared-resources/knowledge/termbase'
 import WorkflowApi from '@/api/admin/workspace/knowledge/workflow'
 import ScheduledSyncApi from '@/api/admin/workspace/knowledge/scheduled-sync'
 import SharedScheduledSyncApi from '@/api/admin/workspace/shared/knowledge/scheduled-sync'
@@ -46,6 +50,9 @@ interface KnowledgeResourceApi {
     typeof DocumentApi | typeof SharedDocumentApi | typeof SystemResourceDocumentApi | typeof SystemSharedDocumentApi
   >
   readonly tags: OptionalApiMethods<typeof TagsApi | typeof SharedTagsApi | typeof SystemResourceTagsApi | typeof SystemSharedTagsApi>
+  readonly termbase: OptionalApiMethods<
+    typeof TermbaseApi | typeof SharedTermbaseApi | typeof SystemResourceTermbaseApi | typeof SystemSharedTermbaseApi
+  >
   readonly knowledge: typeof KnowledgeApi | typeof SharedKnowledgeApi | typeof SystemResourceKnowledgeApi | typeof SystemSharedKnowledgeApi
   readonly scheduledSync: OptionalApiMethods<
     typeof ScheduledSyncApi | typeof SharedScheduledSyncApi | typeof SystemResourceScheduledSyncApi | typeof SystemSharedScheduledSyncApi
@@ -73,6 +80,7 @@ const resourceConfigs = {
       externalRetrieval: ExternalRetrievalApi,
       document: DocumentApi,
       tags: TagsApi,
+      termbase: TermbaseApi,
       workflow: WorkflowApi,
     },
     listRouteName: 'workspace-knowledge-list',
@@ -85,6 +93,7 @@ const resourceConfigs = {
       externalRetrieval: SharedExternalRetrievalApi,
       document: SharedDocumentApi,
       tags: SharedTagsApi,
+      termbase: SharedTermbaseApi,
     },
     listRouteName: 'workspace-knowledge-list',
   },
@@ -96,6 +105,7 @@ const resourceConfigs = {
       externalRetrieval: SystemResourceExternalRetrievalApi,
       document: SystemResourceDocumentApi,
       tags: SystemResourceTagsApi,
+      termbase: SystemResourceTermbaseApi,
     },
     listRouteName: 'system-resource-knowledge',
   },
@@ -107,6 +117,7 @@ const resourceConfigs = {
       externalRetrieval: SystemSharedExternalRetrievalApi,
       document: SystemSharedDocumentApi,
       tags: SystemSharedTagsApi,
+      termbase: SystemSharedTermbaseApi,
     },
     listRouteName: 'system-shared-knowledge',
   },
@@ -147,6 +158,9 @@ function createKnowledgeDetailContext(state: KnowledgeDetailState): KnowledgeDet
     get tags() {
       return resourceConfig.value.resourceApi.tags
     },
+    get termbase() {
+      return resourceConfig.value.resourceApi.termbase
+    },
     get knowledge() {
       return resourceConfig.value.resourceApi.knowledge
     },
@@ -201,10 +215,11 @@ type ScopedResourceApi<Scope extends ResourceScope> = {
 }
 
 type ScopedKnowledgeDetailContext<Scope extends ResourceScope> = Omit<KnowledgeDetailContext, 'resourceApi'> & {
-  resourceApi: Omit<ScopedResourceApi<Scope>, 'scheduledSync' | 'tags' | 'document' | 'chatUser' | 'externalRetrieval'> & {
+  resourceApi: Omit<ScopedResourceApi<Scope>, 'scheduledSync' | 'tags' | 'termbase' | 'document' | 'chatUser' | 'externalRetrieval'> & {
     readonly chatUser: OptionalApiMethods<(typeof resourceConfigs)[Scope]['resourceApi']['chatUser']>
     readonly scheduledSync: OptionalApiMethods<(typeof resourceConfigs)[Scope]['resourceApi']['scheduledSync']>
     readonly tags: OptionalApiMethods<(typeof resourceConfigs)[Scope]['resourceApi']['tags']>
+    readonly termbase: OptionalApiMethods<(typeof resourceConfigs)[Scope]['resourceApi']['termbase']>
     readonly document: OptionalApiMethods<(typeof resourceConfigs)[Scope]['resourceApi']['document']>
     readonly externalRetrieval: OptionalApiMethods<(typeof resourceConfigs)[Scope]['resourceApi']['externalRetrieval']>
   }
diff --git a/ui/src/views/knowledge-detail/dictionary/index.vue b/ui/src/views/knowledge-detail/dictionary/index.vue
deleted file mode 100644
index 131b3acf873..00000000000
--- a/ui/src/views/knowledge-detail/dictionary/index.vue
+++ /dev/null
@@ -1,10 +0,0 @@
-<script setup lang="ts">
-import type { ResourceDetailPageProps } from '@/layout/ResourceDetailLayout.vue'
-defineOptions({ name: 'DictionaryView' })
-
-defineProps<ResourceDetailPageProps>()
-</script>
-
-<template>
-  <div class="flex-center min-h-0 flex-1 text-N500">自定义分词功能待接入</div>
-</template>
diff --git a/ui/src/views/knowledge-detail/termbase/components/ButtonCreateTermbase.vue b/ui/src/views/knowledge-detail/termbase/components/ButtonCreateTermbase.vue
new file mode 100644
index 00000000000..a6f91021794
--- /dev/null
+++ b/ui/src/views/knowledge-detail/termbase/components/ButtonCreateTermbase.vue
@@ -0,0 +1,67 @@
+<script setup lang="ts">
+import { computed, ref } from 'vue'
+import { MsgSuccess } from '@/utils/message'
+import { useKnowledgeDetailContext } from '@/views/knowledge-detail/context'
+
+defineOptions({ name: 'ButtonCreateTermbase' })
+
+const props = defineProps<{ knowledgeId: string }>()
+const emit = defineEmits<{ refresh: [] }>()
+const { resourceApi } = useKnowledgeDetailContext()
+
+const visible = ref(false)
+const loading = ref(false)
+const content = ref('')
+const termbases = computed(() =>
+  content.value
+    .split('\n')
+    .map((item) => item.trim())
+    .filter(Boolean),
+)
+
+function handleOpenCreateTermbase() {
+  visible.value = true
+}
+
+function handleCreateTermbase() {
+  if (loading.value || !termbases.value.length) return
+
+  loading.value = true
+  return (
+    resourceApi.termbase.postTermbases?.(props.knowledgeId, termbases.value).then(() => {
+      MsgSuccess('创建成功')
+      visible.value = false
+      emit('refresh')
+    }) ?? Promise.resolve()
+  )
+    .catch(() => {
+      // 请求层统一提示错误，保留输入内容以便修正后重试。
+    })
+    .finally(() => {
+      loading.value = false
+    })
+}
+
+function resetData() {
+  content.value = ''
+}
+</script>
+
+<template>
+  <!-- 创建词语 -->
+  <el-button type="primary" @click="handleOpenCreateTermbase">
+    <MkIcon name="icon_add_outlined" />
+    <span>创建词语</span>
+  </el-button>
+  <MkDialog v-model="visible" title="创建词语" @closed="resetData">
+    <el-form @submit.prevent>
+      <el-input v-model="content" type="textarea" :rows="7" placeholder="请输入需要保留的专业术语/专属词汇，一行一个，支持输入多个" />
+    </el-form>
+    <template #footer>
+      <!-- 取消创建词语 -->
+      <el-button plain :disabled="loading" @click="visible = false">取消</el-button>
+      <!-- 提交创建词语 -->
+      <el-button type="primary" :loading="loading" :disabled="!termbases.length" @click="handleCreateTermbase">创建</el-button>
+    </template>
+  </MkDialog>
+</template>
diff --git a/ui/src/views/knowledge-detail/termbase/index.vue b/ui/src/views/knowledge-detail/termbase/index.vue
new file mode 100644
index 00000000000..4aec6d993b3
--- /dev/null
+++ b/ui/src/views/knowledge-detail/termbase/index.vue
@@ -0,0 +1,220 @@
+<script setup lang="ts">
+import { computed, onMounted, ref } from 'vue'
+import { useRoute } from 'vue-router'
+import type MkQuickCreate from '@/components/global/mk-table/MkQuickCreate.vue'
+import type { ResourceDetailPageProps } from '@/layout/ResourceDetailLayout.vue'
+import type { TermbaseItem } from '@/api/types'
+import { datetimeFormat } from '@/utils/time'
+import { MsgSuccess } from '@/utils/message'
+import { isWorkspaceSharedResource } from '@/utils/resource-context'
+import { useKnowledgeDetailContext } from '@/views/knowledge-detail/context'
+import ButtonCreateTermbase from './components/ButtonCreateTermbase.vue'
+
+defineOptions({ name: 'TermbaseView' })
+defineProps<ResourceDetailPageProps>()
+defineExpose({ customHeader: true })
+
+const route = useRoute()
+const knowledgeId = computed(() => String(route.params.knowledgeId ?? ''))
+const { resourceApi } = useKnowledgeDetailContext()
+const loading = ref(false)
+const operationLoading = ref(false)
+const termbases = ref<TermbaseItem[]>([])
+const searchText = ref('')
+const paginationConfig = ref({ currentPage: 1, pageSize: 10, total: 0 })
+const selectedTermbases = ref<TermbaseItem[]>([])
+const termbaseTableRef = ref<{ clearSelection: () => void }>()
+const quickCreateRef = ref<InstanceType<typeof MkQuickCreate>>()
+
+const selectedTermbaseIds = computed(() => selectedTermbases.value.map(({ id }) => id))
+
+function clearSelection() {
+  termbaseTableRef.value?.clearSelection()
+  selectedTermbases.value = []
+}
+
+/* 查询只传服务端支持的内容条件，不在前端重复筛选。 */
+function loadTermbases() {
+  const { currentPage, pageSize } = paginationConfig.value
+  loading.value = true
+  return resourceApi.termbase
+    .getTermbasePage(knowledgeId.value, { currentPage, pageSize }, { content: searchText.value.trim() || undefined })
+    .then(({ records, total }) => {
+      termbases.value = records
+      paginationConfig.value.total = total
+    })
+    .catch(() => {
+      // 请求层统一提示错误，失败时不以空数据覆盖当前列表。
+    })
+    .finally(() => {
+      loading.value = false
+    })
+}
+
+function handleSearchChange() {
+  paginationConfig.value.currentPage = 1
+  clearSelection()
+  return loadTermbases()
+}
+
+function handleSelectionChange(selection: unknown[]) {
+  selectedTermbases.value = selection as TermbaseItem[]
+}
+
+function handleTermbasesCreated() {
+  paginationConfig.value.currentPage = 1
+  clearSelection()
+  return loadTermbases()
+}
+
+/* 快捷创建与弹窗创建复用同一批量创建接口。 */
+function handleQuickCreate(content: string) {
+  if (operationLoading.value) return
+
+  operationLoading.value = true
+  return (
+    resourceApi.termbase.postTermbases?.(knowledgeId.value, [content]).then(() => {
+      quickCreateRef.value?.close()
+      MsgSuccess('创建成功')
+      return handleTermbasesCreated()
+    }) ?? Promise.resolve()
+  )
+    .catch(() => {
+      // 请求层统一提示错误，失败时保留快捷创建草稿。
+    })
+    .finally(() => {
+      operationLoading.value = false
+    })
+}
+
+function handleDeleteTermbase(termbase: TermbaseItem) {
+  if (operationLoading.value) return
+
+  operationLoading.value = true
+  return (
+    resourceApi.termbase.deleteTermbase?.(knowledgeId.value, termbase.id).then(() => {
+      MsgSuccess('删除成功')
+      clearSelection()
+      return loadTermbases()
+    }) ?? Promise.resolve()
+  )
+    .catch(() => {
+      // 请求失败时保持当前数据和选择。
+    })
+    .finally(() => {
+      operationLoading.value = false
+    })
+}
+
+function handleBatchDeleteTermbases() {
+  const termbaseIds = [...selectedTermbaseIds.value]
+  if (operationLoading.value || !termbaseIds.length) return
+
+  operationLoading.value = true
+  return (
+    resourceApi.termbase.putBatchDeleteTermbases?.(knowledgeId.value, termbaseIds).then(() => {
+      MsgSuccess('删除成功')
+      clearSelection()
+      return loadTermbases()
+    }) ?? Promise.resolve()
+  )
+    .catch(() => {
+      // 请求失败时保持当前数据和选择。
+    })
+    .finally(() => {
+      operationLoading.value = false
+    })
+}
+
+function handleExportTermbases() {
+  const termbaseIds = [...selectedTermbaseIds.value]
+  if (operationLoading.value || !termbaseIds.length) return
+
+  operationLoading.value = true
+  return (
+    resourceApi.termbase.postExportTermbases?.(knowledgeId.value, termbaseIds).then((content) => {
+      const url = URL.createObjectURL(new Blob([content], { type: 'text/plain;charset=utf-8' }))
+      const link = document.createElement('a')
+      link.href = url
+      link.download = 'termbase_export.txt'
+      link.click()
+      URL.revokeObjectURL(url)
+      MsgSuccess('导出成功')
+    }) ?? Promise.resolve()
+  )
+    .catch(() => {
+      // 请求层统一提示错误，导出失败时保留选择。
+    })
+    .finally(() => {
+      operationLoading.value = false
+    })
+}
+
+onMounted(() => {
+  void loadTermbases()
+})
+</script>
+
+<template>
+  <Teleport v-if="headerTarget" :to="headerTarget">
+    <div class="flex-between gap-4">
+      <h4>{{ title }}</h4>
+      <div class="flex-align-center gap-3">
+        <MkSearchInput v-model="searchText" class="w-60!" @change="handleSearchChange" />
+        <ButtonCreateTermbase v-if="!isWorkspaceSharedResource()" :knowledge-id="knowledgeId" @refresh="handleTermbasesCreated" />
+      </div>
+    </div>
+  </Teleport>
+  <MkTable
+    ref="termbaseTableRef"
+    v-model:pagination-config="paginationConfig"
+    v-loading="loading || operationLoading"
+    :data="termbases"
+    :max-table-height="210"
+    @current-change="loadTermbases"
+    @size-change="loadTermbases"
+    @selection-change="handleSelectionChange"
+  >
+    <template #body-prepend>
+      <!-- 快速创建词语 -->
+      <MkQuickCreate
+        v-if="!isWorkspaceSharedResource()"
+        ref="quickCreateRef"
+        text="快速创建词语"
+        placeholder="请输入词语"
+        :loading="operationLoading"
+        @create="handleQuickCreate"
+      />
+    </template>
+    <el-table-column type="selection" width="40" />
+    <el-table-column prop="content" label="词语" min-width="280" show-overflow-tooltip />
+    <el-table-column prop="create_time" label="创建时间" min-width="180">
+      <template #default="{ row }: { row: TermbaseItem }">
+        {{ datetimeFormat(row.create_time) }}
+      </template>
+    </el-table-column>
+    <el-table-column prop="update_time" label="更新时间" min-width="180">
+      <template #default="{ row }: { row: TermbaseItem }">
+        {{ datetimeFormat(row.update_time) }}
+      </template>
+    </el-table-column>
+    <el-table-column label="操作" width="64">
+      <template #default="{ row }: { row: TermbaseItem }">
+        <!-- 删除词语 -->
+        <MkTooltip content="删除" placement="top">
+          <el-button type="primary" text :disabled="operationLoading" @click="handleDeleteTermbase(row)">
+            <MkIcon name="icon_delete-trash_outlined" />
+          </el-button>
+        </MkTooltip>
+      </template>
+    </el-table-column>
+    <template #footer-batch-actions>
+      <!-- 批量导出词语 -->
+      <el-button type="primary" plain :disabled="operationLoading" @click="handleExportTermbases">导出</el-button>
+      <!-- 批量删除词语 -->
+      <el-button v-if="!isWorkspaceSharedResource()" type="danger" plain :loading="operationLoading" @click="handleBatchDeleteTermbases">
+        删除
+      </el-button>
+    </template>
+  </MkTable>
+</template>