diff --git a/server/zanata-frontend/src/app/containers/Glossary/EntryModal.js b/server/zanata-frontend/src/app/containers/Glossary/EntryModal.js
index 5da6e86de06..892d5bd5855 100644
--- a/server/zanata-frontend/src/app/containers/Glossary/EntryModal.js
+++ b/server/zanata-frontend/src/app/containers/Glossary/EntryModal.js
@@ -25,7 +25,6 @@ class EntryModal extends Component {
     if (term) {
       const person = term.lastModifiedBy
       const date = term.lastModifiedDate
-
       const isPersonEmpty = isEmpty(person)
       const isDateEmpty = isEmpty(date)
 
@@ -153,6 +152,20 @@ class EntryModal extends Component {
               </EditableText>
             </div>
           ) : ''}
+          {!transSelected ? (
+            <div className='modal-section'>
+              <label className='text-bold'>External ID</label>
+              <EditableText
+                editable
+                editing
+                maxLength={100}
+                placeholder='Optional: Set an ID for external tools'
+                emptyReadOnlyText='No external ID'
+                onChange={(e) => handleTermFieldUpdate('externalId', e)}>
+                {entry.externalId}
+              </EditableText>
+            </div>
+          ) : ''}
           {!isEmpty(info) &&
             <div className='modalText-muted'>{info}</div>
           }
diff --git a/server/zanata-frontend/src/app/containers/Glossary/NewEntryModal.js b/server/zanata-frontend/src/app/containers/Glossary/NewEntryModal.js
index 51e5fd518b9..7bb0289de94 100644
--- a/server/zanata-frontend/src/app/containers/Glossary/NewEntryModal.js
+++ b/server/zanata-frontend/src/app/containers/Glossary/NewEntryModal.js
@@ -57,6 +57,16 @@ class NewEntryModal extends Component {
     })
   }
 
+  handleExIdChanged = (e) => {
+    const { entry } = this.state
+    this.setState({
+      entry: {
+        ...entry,
+        externalId: e.target.value
+      }
+    })
+  }
+
   handleCancel = () => {
     this.resetFields()
     this.props.handleNewEntryDisplay(false)
@@ -123,6 +133,18 @@ class NewEntryModal extends Component {
               {this.state.entry.description}
             </EditableText>
           </div>
+          <div className='modal-section'>
+            <label className='text-bold'>External ID</label>
+            <EditableText
+              className='textInput'
+              editable
+              editing
+              placeholder='Optional: for use in external tools'
+              maxLength={100}
+              onChange={this.handleExIdChanged.bind(this)}>
+              {this.state.entry.externalId}
+            </EditableText>
+          </div>
         </Modal.Body>
         <Modal.Footer>
           <div className='u-pullRight'>
diff --git a/server/zanata-frontend/src/app/reducers/glossary-reducer.js b/server/zanata-frontend/src/app/reducers/glossary-reducer.js
index 154c118fd4f..65ea98c5ec5 100644
--- a/server/zanata-frontend/src/app/reducers/glossary-reducer.js
+++ b/server/zanata-frontend/src/app/reducers/glossary-reducer.js
@@ -348,6 +348,9 @@ const glossary = handleActions({
       case 'description':
         newSelectedTerm.description = action.payload.value
         break
+      case 'externalId':
+        newSelectedTerm.externalId = action.payload.value
+        break
       case 'comment':
         if (newSelectedTerm.transTerm) {
           newSelectedTerm.transTerm.comment = action.payload.value
diff --git a/server/zanata-frontend/src/app/utils/GlossaryHelper.js b/server/zanata-frontend/src/app/utils/GlossaryHelper.js
index 40516c1e566..92ae4f27261 100644
--- a/server/zanata-frontend/src/app/utils/GlossaryHelper.js
+++ b/server/zanata-frontend/src/app/utils/GlossaryHelper.js
@@ -36,6 +36,7 @@ var GlossaryHelper = {
     entry.sourceReference = data.srcTerm.reference
     entry.glossaryTerms = []
     entry.qualifiedName = {name: qualifiedName}
+    entry.externalId = data.externalId
 
     var srcTerm = this.generateTermDTO(data.srcTerm, false)
     if (!isUndefined(srcTerm)) {
@@ -109,6 +110,7 @@ var GlossaryHelper = {
       id: entry.id,
       pos: defined(entry.pos, ''),
       description: defined(entry.description, ''),
+      externalId: defined(entry.externalId, ''),
       termsCount: entry.termsCount > 0 ? entry.termsCount - 1 : 0,
       srcTerm: srcTerm,
       transTerm: transTerm,
@@ -129,6 +131,7 @@ var GlossaryHelper = {
         ? this.toEmptyString(entry.transTerm.comment) : ''
       const desc = this.toEmptyString(entry.description)
       const pos = this.toEmptyString(entry.pos)
+      const extId = this.toEmptyString(entry.externalId)
 
       const oriSource = this.toEmptyString(
         originalEntry.srcTerm.content)
@@ -138,10 +141,12 @@ var GlossaryHelper = {
         ? this.toEmptyString(originalEntry.transTerm.comment) : ''
       const oriDesc = this.toEmptyString(originalEntry.description)
       const oriPos = this.toEmptyString(originalEntry.pos)
+      const oriExtId = this.toEmptyString(originalEntry.externalId)
 
       let isSrcModified = (desc !== oriDesc) ||
         (pos !== oriPos) ||
-        (source !== oriSource)
+        (source !== oriSource) ||
+        (extId !== oriExtId)
       let isTransModified = (trans !== oriTrans) || (comment !== oriComment)
 
       let isSrcValid = !isEmpty(trim(source))