Ex`o*the"ca\, n. [Nl., fr. Gr. 'e`xw outside + ? a case, box.] (Zo["o]l.) The tissue which fills the interspaces between the cost[ae] of many madreporarian corals, usually consisting of small transverse or oblique septa.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
Cite This Source
Explore Dictionary.com
Previous Definition: exotery
Next Definition: exothecium
Words Near: exotheca
More from Thesaurus.com
Synonyms and Antonyms for exotheca
More from Reference.com
Search for articles containing exotheca
More from Dictionary.com Translator
Dictionary.com Word FAQs

Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.

Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature