Meconidium
Pronunciation : Mec`o*nid"i*um
Part of Speech : n.
Etymology : [NL., dim. of Gr. (Zo?l.)
Definition : Defn: A kind of gonophore produced by hydroids of the genus Gonothyr?a. It has tentacles, and otherwise resembles a free medusa, but remains attached by a pedicel.
Source : Webster's Unabridged Dictionary, 1913