D defs.my
Entry 1 sense Webster, 1913

Pelecoid

· Pel·e·coid · IPA
01 n. A figure, somewhat hatched-shaped, bounded by a semicircle and two inverted quadrants, and equal in area to the square ABCD inclosed by the…
  1. 1.
    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.(Geom.)