Dictionary
a•vic•u•lar•i•um
Pronunciation: (u-vik"yu-lâr'ē-um), [key]—
n.,
—pl. -lar•i•aPronunciation: (-lâr'ē-u). [key]
Zool.
a protective zooid of a bryozoan colony, having movable jaws that can be snapped shut.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.