Dictionary
tet•ra•hy•me•na
Pronunciation: (te"tru-hī'mu-nu), [key]—
n. Biol.
any ciliated protozoan of the genus
Tetrahymena, a relative of the paramecium: often used in genetics research.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.