Pronunciation: (lu-rī'ku, lô-, lō-), [key]
—pl. -caePronunciation: (-sē, -kē). [key]
1. Zool.a hard protective case or sheath, as the protective coverings secreted by certain protists.
2. a cuirass or corselet, originally of leather.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.