from the GNU version of the Collaborative International Dictionary of English
- 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 chords of the four quadrants.
from The Century Dictionary and Cyclopedia
- n. A mathematical figure in the form of a hatchet, consisting of two concave quadrantal ares and a semicircle. Also spelled pelicoid.
Sorry, no etymologies found.