dove•tailPronunciation: (duv'tāl"), [key]
a tenon broader at its end than at its base; pin.
a joint formed of one or more such tenons fitting tightly within corresponding mortises.
to join or fit together by means of a dovetail or dovetails.
to join or fit together compactly or harmoniously.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.