from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Any of various colonial hydroids of the genus Sertularia, having stalkless polyps arranged in pairs along a branching stem.
from The Century Dictionary.
- Pertaining to the genus Sertularia in a broad sense, or having its characters. Also
- noun A member of the group to which the genus Sertularia belongs.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Zoöl.) Any species of Sertularia, or of
Sertularidæ, a family of hydroids having branched chitinous stems and simple sessile hydrothecæ. Also used adjectively.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Any species of genus Sertularella, or of family Sertulariidae,
hydroidshaving branched chitinous stems and simple sessile hydrothecae.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun feathery colony of long-branched stems bearing stalkless paired polyps
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
This special sertularian grows up right in my pool on stones or often on seaweeds, but I have here (Fig. 5) another and much smaller one which lives literally in millions hanging its cups downwards.
Ah! you will say, you are now showing me a polyp like those on the sertularian tree.