Roman-numeral Synonyms and Antonyms

A symbol in the old Roman notation; I,V,X,L,C,D,M represent 1,5,10,50,100,500,1000 respectively in Arabic notation
Synonyms:
  1. i
  2. v
  3. x
  4. l
  5. c
  6. d
  7. m
Antonyms:
  1. arabic numeral