labium ī, n
1 LAB-, a lip : tremulus labiis demissis, T.
lăbĭum, ii, v. labia. ...
A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
·noun A lip, or liplike organ. II. Labium ·noun The lip of an organ pipe. III. Labium ·noun Inner ...
Webster's Dictionary of the English Language