diff --git a/src/ol/collection.js b/src/ol/collection.js
index b7fd26bd30..0aefa4f641 100644
--- a/src/ol/collection.js
+++ b/src/ol/collection.js
@@ -115,6 +115,8 @@ ol.Collection.prototype.clear = function() {
 
 
 /**
+ * Add elements to the collection.  This pushes each item in the provided array
+ * to the end of the collection.
  * @param {Array.<T>} arr Array.
  * @return {ol.Collection.<T>} This collection.
  * @api stable
@@ -216,9 +218,9 @@ ol.Collection.prototype.push = function(elem) {
 
 
 /**
- * Removes the first occurrence of elem from the collection.
+ * Remove the first occurrence of an element from the collection.
  * @param {T} elem Element.
- * @return {T|undefined} The removed element or undefined if elem was not found.
+ * @return {T|undefined} The removed element or undefined if none found.
  * @api stable
  */
 ol.Collection.prototype.remove = function(elem) {