Pronunciation: (zō"u-sē"mē-ot'iks, -sē"mī-, -sem"ē-, -sem"ī-), [key]
—n. (used with a sing. v.)
the study of the sounds and signals used in animal communication, as song in birds or tail-wagging in dogs.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.