Trachymedusae
Pronunciation : Tra`chy*me*du"s
Part of Speech : n.
Etymology : [NL., fr.Gr. medusa.] (Zo?l.)
Definition : Defn: A division of acalephs in which the development is direct from the eggs, without a hydroid stage. Some of the species are parasitic on other medus?.
pl.
Source : Webster's Unabridged Dictionary, 1913