Almagest

[ælmәdʒest]

Definition

(n.) The celebrated work of Ptolemy of Alexandria, which contains nearly all that is known of the astronomical observations and theories of the ancients. The name was extended to other similar works.

Checked by Eli

Definition

n. a collection of problems in geometry and astronomy drawn up by the Egyptian astronomer Ptolemy (about 140 A.D.) so named by the Arabs as the greatest and largest on the subject.

Checker: Quincy