Webster's Revised Unabridged Dictionary · 1913

Polyp

Polyp , noun

[Latin polypus, Greek {not transcribed}, {not transcribed}, literally, many-footed; poly`s many + {not transcribed}, {not transcribed}, foot: compare French polype. See Poly- and Foot, and compare Polypode, Polypody, Poulp.]

(a)
(Zoology) One of the feeding or nutritive zooids of a hydroid or coral.
(b)
(Zoology) One of the Anthozoa.
(c)
(Zoology) Same as Anthozoa. See Anthozoa, Madreporaria, Hydroid.
Collocations (2)
Fresh-water polyp , the hydra.
Polyp stem (Zoology) , that portion of the stem of a siphonophore which bears the polypites, or feeding zooids.