Te*trac`ti*nel"li*da\, n. pl. [NL., from Gr. te`tra- tetra- + ?, ?, ray, spoke.] (Zo["o]l.) A division of Spongi[ae] in which the spicules are siliceous and have four branches diverging at right angles. Called also Tetractinellin[ae].
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
Cite This Source
Explore Dictionary.com
Previous Definition: tetractinellid
Next Definition: tetracyclic
Words Near: tetractinellida
More from Thesaurus.com
Synonyms and Antonyms for tetractinellida
More from Reference.com
Search for articles containing tetractinellida
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