galen

n. Claudius Galenus of Pergamum (131-201 A.D.), ancient Greek doctor and writer

Galen (Greek: Γαληνός, Galēnos; Latin: Claudius Galenus; AD 129 –ca.  200 or 216) of Pergamum was a prominent ancient Greek physician, whose theories dominated Western medical science for over a millennium. The forename "Claudius", absent in Greek texts, was first documented in texts from the Renaissance.
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Noun
1. Greek anatomist whose theories formed the basis of European medicine until the Renaissance (circa 130-200)
(hypernym) anatomist

n. galena, galenite, lead sulfide, type of common heavy mineral

n. Gael, person from the Scottish Highlands, Celt

n. galena