ament(redirected from amentaceous)
Also found in: Dictionary, Thesaurus, Encyclopedia.
amentA term of historic interest for a person who is profoundly retarded.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
amentA person mentally deficient from birth. The term literally means ‘without a mind’.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005