annular(redirected from annular dermatitis)
Also found in: Dictionary, Thesaurus, Medical.
The space between the casing and wall of a hole or between a drill pipe and casing.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
Said of a ring-shaped structure or object.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.