14th century, in the meaning defined above
Middle English almageste, from Anglo-French & Medieval Latin, from Arabic al-majusti, the Arabic version of Ptolemy's astronomy treatise, from al the + Greek megistē (syntaxis), literally, greatest (composition)
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Cite this Entry
“Almagest.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/almagest. Accessed 25 Jun. 2022.
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Britannica.com: Encyclopedia article about almagest
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