adjective
- not familiar or experienced with something; lacking knowledge of
Usage: formal
Examples
- She was unacquainted with the local customs.
- The new employee seemed unacquainted with company procedures.
- I am unacquainted with that author’s work.
- He appeared unacquainted with the basic rules of the game.
- The tourists were unacquainted with the city’s layout.
- She felt unacquainted with modern technology.