a little more wordsmithing

TylerMSFT · TylerMSFT · commit 4f9644ea1d92 · 2020-11-18T16:44:13.000-08:00
diff --git a/docs/c-runtime-library/memory-allocation.md b/docs/c-runtime-library/memory-allocation.md
@@ -16,13 +16,13 @@ These routines allocate, free, and reallocate memory.
 |[`_alloca`](../c-runtime-library/reference/alloca.md), [`_malloca`](../c-runtime-library/reference/malloca.md)|Allocate memory from the stack|
 |[`calloc`](../c-runtime-library/reference/calloc.md)|Allocate an array and initialize its elements to 0 (zero)|
 |[`_calloc_dbg`](../c-runtime-library/reference/calloc-dbg.md)|Debug version of **`calloc`**. Only available in the debug versions of the run-time libraries|
-|[`operator delete`, `operator delete[]`](../c-runtime-library/delete-operator-crt.md)|Free allocated memory|
+|[`operator delete`, `operator delete[]`](../c-runtime-library/delete-operator-crt.md)|Free memory allocated on the heap |
 |[`_expand`](../c-runtime-library/reference/expand.md)|Expand or shrink a block of memory without moving it|
 |[`_expand_dbg`](../c-runtime-library/reference/expand-dbg.md)|Debug version of **`_expand`**. Only available in the debug versions of the run-time libraries|
-|[`free`](../c-runtime-library/reference/free.md)|Free memory|
+|[`free`](../c-runtime-library/reference/free.md)|Free memory allocated on the heap|
 |[`_free_dbg`](../c-runtime-library/reference/free-dbg.md)|Debug version of **`free`**. Only available in the debug versions of the run-time libraries|
 |[`_freea`](../c-runtime-library/reference/freea.md)|Free memory allocated on the stack|
-|[`_get_heap_handle`](../c-runtime-library/reference/get-heap-handle.md)|Get a Win32 `HANDLE` to the CRT heap.|
+|[`_get_heap_handle`](../c-runtime-library/reference/get-heap-handle.md)|Get a Win32 `HANDLE` to the C runtime (CRT) heap.|
 |[`_heapadd`](../c-runtime-library/heapadd.md)|Add memory to the heap|
 |[`_heapchk`](../c-runtime-library/reference/heapchk.md)|Check the heap for consistency|
 |[`_heapmin`](../c-runtime-library/reference/heapmin.md)|Release unused memory in the heap|
