crack arrester
crack arrester
[′krak ə′res·tər] (naval architecture)
On a ship, a plate riveted over another plate where the latter has a crack or a stressed area where a crack might begin.
A hole or slot formed at the end of a crack to keep it from spreading, or in a stressed area to prevent a crack from beginning.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.