Mastax
Pronunciation : Mas"tax
Part of Speech : n.
Etymology : [NL., fr. Gr. (Zo?l.) (a) The pharynx of a rotifer. It usually contains four horny pieces. The two central ones form the incus, against which the mallei, or lateral ones, work so as to crush the food. (b) The lore of a bird.
Source : Webster's Unabridged Dictionary, 1913