bouton
(redirected from pl. boutons terminaux)Also found in: Dictionary, Medical.
Related to pl. boutons terminaux: dendritic spine
bouton
[bü′tōn] (neuroscience)
A club-shaped enlargement at the end of a nerve fiber. Also known as end bulb.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.