diff --git a/lodash.src.js b/lodash.src.js
index fa0a20416..bc555ee17 100644
--- a/lodash.src.js
+++ b/lodash.src.js
@@ -832,8 +832,9 @@
      * called.
      *
      * Lazy evaluation allows several methods to support shortcut fusion. Shortcut
-     * fusion is an optimization that merges iteratees to avoid creating intermediate
-     * arrays and reduce the number of iteratee executions.
+     * fusion is an optimization strategy which merge iteratee calls; this can help
+     * to avoid the creation of intermediate data structures and greatly reduce the
+     * number of iteratee executions.
      *
      * Chaining is supported in custom builds as long as the `_#value` method is
      * directly or indirectly included in the build.