Callippus
or Ca·lip·pus, Cal·lip·us
[ kuh-lip-uh s ]
/ kəˈlɪp əs /
noun
flourished 4th century b.c.,
Greek astronomer.
Example sentences from the Web for callippus
Similarly in astronomy, Aristotle used the assistance of Eudoxus and Callippus.
This is no more the case than that the spheres of Eudoxus and Callippus were supposed to be real.
History of Astronomy |George Forbes