Pelecoid
Pronunciation : Pel"e*coid
Part of Speech : n.
Etymology : [Gr. -oid.] (Geom.)
Definition : Defn: A figure, somewhat hatched-shaped, bounded by a semicircle and two inverted quadrants, and equal in area to the square ABCD inclosed by the chords of the four quadrants. [Written also pelicoid.] Math. Dict.
Source : Webster's Unabridged Dictionary, 1913