Synonyms
Antonyms
Etymology

1. unauthorised

adjective. not endowed with authority.

Etymology

  • authorised (English)
  • un- (English)
  • on- (Middle English (1100-1500))

2. unauthorised

adjective. without official authorization.

Etymology

  • authorised (English)
  • un- (English)
  • on- (Middle English (1100-1500))