D defs.my
Entry 2 senses Webster, 1913

Medallion

/məd-ăl'-yən/ · Me·dal·lion · IPA /məˈdæljən/
01 n. A large medal or memorial coin.
  1. 1.
    A large medal or memorial coin.
  2. 2.
    A circular or oval (or, sometimes, square) tablet bearing a figure or figures represented in relief.