Search Result for "sertularian": 
Wordnet 3.0

NOUN (1)

1. feathery colony of long-branched stems bearing stalkless paired polyps; 



The Collaborative International Dictionary of English v.0.48:

Sertularian \Ser`tu*la"ri*an\, n. (Zool.)
   Any species of Sertularia, or of Sertularidae, a family of
   hydroids having branched chitinous stems and simple sessile
   hydrothecae. Also used adjectively.
   [1913 Webster]


WordNet (r) 3.0 (2006):

sertularian
    n 1: feathery colony of long-branched stems bearing stalkless
         paired polyps