Definition of languet:
(n) :
A tongue-shaped implement, specifically:
(n) :
A narrow blade on the edge of a spade or shovel.
(n) :
A piece of metal on a sword hilt which overhangs the scabbard.
(n) :
A flat plate in (or opposite and below the mouth of) the pipe of an organ.
(n) :
(zoology) A tongue-like organ found on certain tunicates.
(n) :
(archaic) A narrow tongue of land.