exotheca
English
Etymology
exo- + theca
Noun
exotheca (plural exothecae)
- (zoology) The tissue that fills the interspaces between the costae of many madreporarian corals, usually consisting of small transverse or oblique septa.
Derived terms
- exothecal
Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for exotheca in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.)