Definition of Agathaumas
: a genus of herbivorous dinosaurs related to and possibly not distinct from Triceratops
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Origin and Etymology of agathaumas
borrowed from New Latin, from Greek aga-, intensifying prefix + New Latin -thaumant-, -thaumas, derivative of Greek thaûma “wonder, marvel” (perhaps after Thaûmas, a son of Pontus and Gaia)
First Known Use: 1876See Words from the same year
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