amphithecium Hear it!

amphithecium definition

amphi·the·cium (am′fi t̸hē′s̸hē əm, -sē-)

noun pl. amphithecia -·cia (-s̸hē ə, -sē ə)

Bot. the outer layer of cells in the spore case of a bryophyte

Etymology: ModL < amphi- + Gr thēkion, dim. of thēkē, a case: see theca

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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