Dictionary
nem•a•the•ci•um
Pronunciation: (nem"u-thē'shē-um, -sē-um), [key]—
n.,
—pl. -ci•aPronunciation: (-shē-u, -sē-u). [key]
a wartlike protuberance on the thallus of certain red algae, containing tetraspores, antheridia, or cystocarps.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.