Pronunciation: (ker'ēm), [key]
any of a small set of elements, analogous to the phoneme in speech, proposed as the basic structural units by which the signs of a sign language are represented, and including the handshapes, hand movements, and locations of the hands in relation to the body employed in a particular sign language. Cf. allocher.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.