Definition of Almagest in English:

Almagest

Line breaks: Al¦ma|gest
Pronunciation: /ˈalmədʒɛst
 
/

noun

(the Almagest)
1An Arabic version of Ptolemy’s astronomical treatise.
More example sentences
  • Finally, the translation of Ptolemy's Almagest furnished important astronomical material.
  • But once they had translated Ptolemy's Almagest, they developed astronomy so quickly that their mark is found at every step.
  • Menelaus's work formed the basis for Ptolemy's numerical solutions of spherical astronomy problems in the Almagest.
1.1(In the Middle Ages) any celebrated textbook on astrology and alchemy.

Origin

late Middle English: from Old French almageste, based on Arabic, from al 'the' + Greek megistē 'greatest (composition)'.

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