cassini

< /ˈoʊ lɛg/, Oleg Cassini-Loiewski, 1913–2006, U.S. fashion designer and businessman, born in France.

a walled plain in the first quadrant of the face of the moon: about 36 miles (56 km) in diameter.

Geometry. oval of Cassini.

noun

1. Giovanni Domenico. 1625–1712, French astronomer, born in Italy. He discovered (1675) Cassini’s division, the gap that divides Saturn’s rings into two parts, and four of Saturn’s moons