Definition of adamas in English:

adamas

noun

obsolete
  • A very hard substance mentioned by Pliny and other classical writers, variously identified. Formerly also (without reference to classical writers): †a diamond (obsolete).

Origin

Late Middle English; earliest use found in John Trevisa (c1342–?1402), translator. From classical Latin adamās.

Pronunciation:

adamas

/ˈadəməs/