a warship somewhat smaller than a destroyer, designed especially for antisubmarine action.
a lightly armed warship smaller than a destroyer, designed to escort fleets or convoys
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
They were supply and repair ships and was commissioned as a supply destroyer escort.
During his naval career he worked on an aviation repair vessel, and a destroyer escort.
He was given a citation for gallantry and a destroyer escort was christened in his honor.