diff --git a/doc/api/errors.md b/doc/api/errors.md
index ece60bdbc34e2d..a818986d513063 100644
--- a/doc/api/errors.md
+++ b/doc/api/errors.md
@@ -612,6 +612,18 @@ A human-readable string describing the reason for the error.
 <a id="nodejs-error-codes"></a>
 ## Node.js error codes
 
+<a id="ABORT_ERR"></a>
+### `ABORT_ERR`
+<!-- YAML
+added: v14.17.0
+-->
+Used when an operation has been aborted (typically using an `AbortController`).
+
+APIs _not_ using `AbortSignal`s typically do not raise an error with this code.
+
+This code does not use the regular `ERR_*` convention Node.js errors use in
+order to be compatible with the web platform's `AbortError`.
+
 <a id="ERR_AMBIGUOUS_ARGUMENT"></a>
 ### `ERR_AMBIGUOUS_ARGUMENT`