noun
- A comprehensive treatise or compendium on a subject, especially astronomy; originally referring to Ptolemy's ancient astronomical work.
Usage: Often capitalized when referring to Ptolemy's specific work (2nd century CE); Used historically and in academic contexts; Derived from Arabic 'al-majisti' meaning 'the greatest'
Examples
- Ptolemy's Almagest was the authoritative astronomical text for over a thousand years.
- Medieval scholars studied the Almagest to understand the geocentric model of the universe.
- The Almagest contained detailed star catalogs and mathematical models of planetary motion.
- Astronomers in the Islamic Golden Age preserved and expanded upon the Almagest.
- Modern historians regard the Almagest as a remarkable achievement in ancient science.