xxiii
1. [ adjective ] being three more than twenty
Synonyms: 23 twenty-three
Related terms: cardinal
2. [ noun ] (mathematics) the cardinal number that is the sum of twenty-two and one
Synonyms: 23 twenty-three
Related terms: large_integer
Similar spelling:   XXII
  xxxii
  XXI
  xxxiii
  xxxi
  XX
  xxy
  XXX