scikit-learn
diff --git a/‎sklearn/neural_network/_multilayer_perceptron.py
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@@ -825,6 +825,9 @@ class MLPClassifier(ClassifierMixin, BaseMultilayerPerceptron):
         validation score is not improving by at least tol for
         ``n_iter_no_change`` consecutive epochs. The split is stratified,
         except in a multilabel setting.
+        If early stopping is False, then the training stops when the training
+        loss does not improve by more than tol for n_iter_no_change consecutive
+        passes over the training set.
         Only effective when solver='sgd' or 'adam'
 
     validation_fraction : float, default=0.1