Vitellus
Pronunciation : Vi*tel"lus
Part of Speech : n.
Etymology : [L., the yolk of an egg.]
Definition : 1. (Biol.)
Defn: The contents or substance of the ovum; egg yolk. See Illust. of Ovum.
2. (Bot.)
Defn: Perisperm in an early condition.
Source : Webster's Unabridged Dictionary, 1913