The definition of a medallion is a large medal, or an oval-shaped decorative item.(noun)
A large round pendant is an example of a medallion.
See medallion in Webster's New World College Dictionary
Origin: Fr médaillon < It medaglione < medaglia: see medal
See medallion in American Heritage Dictionary 4
Origin: French médaillon
Origin: , from Italian medaglione
Origin: , augmentative of medaglia, medal
Origin: , from Old Italian; see medal.
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