diff --git a/src/Gui/DlgExpressionInput.ui b/src/Gui/DlgExpressionInput.ui
index 4fab2ec0f6..e0a56a11ed 100644
--- a/src/Gui/DlgExpressionInput.ui
+++ b/src/Gui/DlgExpressionInput.ui
@@ -23,7 +23,7 @@
    </size>
   </property>
   <property name="windowTitle">
-   <string>Formula editor</string>
+   <string>Expression editor</string>
   </property>
   <layout class="QVBoxLayout" name="verticalLayout">
    <property name="spacing">
diff --git a/src/Gui/QuantitySpinBox_p.h b/src/Gui/QuantitySpinBox_p.h
index 07569b2656..277c0e9f76 100644
--- a/src/Gui/QuantitySpinBox_p.h
+++ b/src/Gui/QuantitySpinBox_p.h
@@ -34,9 +34,9 @@ public:
 
     void setExpressionText(const QString& text) {
         if (text.isEmpty())
-            this->setToolTip(genericFormulaEditorTooltip);
+            this->setToolTip(genericExpressionEditorTooltip);
         else
-            this->setToolTip(formulaEditorTooltipPrefix + text);
+            this->setToolTip(expressionEditorTooltipPrefix + text);
     }
 
 protected:
@@ -50,8 +50,8 @@ Q_SIGNALS:
 
 private:
 
-    const QString genericFormulaEditorTooltip = tr("Enter an expression...");
-    const QString formulaEditorTooltipPrefix = tr("Expression: ");
+    const QString genericExpressionEditorTooltip = tr("Enter an expression... (=)");
+    const QString expressionEditorTooltipPrefix = tr("Expression: ");
 };
 
 #endif // QUANTITYSPINBOX_P_H
diff --git a/src/Mod/Path/Path/Base/Gui/Util.py b/src/Mod/Path/Path/Base/Gui/Util.py
index 2a2f5a98b1..a958705441 100644
--- a/src/Mod/Path/Path/Base/Gui/Util.py
+++ b/src/Mod/Path/Path/Base/Gui/Util.py
@@ -142,11 +142,11 @@ class QuantitySpinBox(QtCore.QObject):
     def onWidgetValueChanged(self):
         """onWidgetValueChanged()... Slot method for determining if a change
         in widget value is a result of an expression edit, or a simple spinbox change.
-        If the former, emit a manual `editingFinished` signal because the Formula Editor
+        If the former, emit a manual `editingFinished` signal because the Expression editor
         window returned a value to the base widget, leaving it in read-only mode,
         and finishing the editing of the value. Otherwise, due nothing if the value
         has not changed, or there is no active expression for the property.
-        If the user closes the Formula Editor to cancel the edit, the value will not
+        If the user closes the Expression editor to cancel the edit, the value will not
         be changed, and this manual signal will not be emitted."""
         if self._hasExpression() and self.widget.text() != self.lastWidgetText:
             self.widget.editingFinished.emit()