/di nair"ee euhs/ , n. , pl. denarii /-nair"ee uy'/ .
1. a silver coin and monetary unit of ancient Rome, first issued in the latter part of the 3rd century B.C., that fluctuated in value and sometimes appeared as a bronze coin.
2. a gold coin of ancient Rome equal to 25 silver denarii; aureus.
[ denarius, orig. adj.: containing ten (asses). See DENARY ]