hydrozoan

(hī′drə zōən)

adjective

of a class (Hydrozoa) of cnidarians having a saclike body consisting of two layers of cells, and a mouth that opens directly into the body cavity

Origin: < ModL Hydrozoa < hydra + zo- + -an

noun

any animal of this class, as a hydroid or Portuguese man-of-war

See hydrozoan in American Heritage Dictionary 4

noun
Any of numerous coelenterates of the class Hydrozoa, including the freshwater hydras, hydroids, hydrocorals, and siphonophores.
adjective
Of, relating to, or belonging to the class Hydrozoa.

Origin:

Origin: From New Latin Hydrozōa, class name

Origin: : hydro-

Origin: + -zōa

Origin: , pl. of -zōon, -zoon

.

Learn more about hydrozoan

link/cite print suggestion box