unusual

not usual or common or ordinary

• “a scene of unusual beauty”
• “a man of unusual ability”
• “cruel and unusual punishment”
• “an unusual meteorite”

being definitely out of the ordinary and unexpected; slightly odd or even a bit weird

• “a strange exaltation that was indefinable”
• “a strange fantastical mind”
• “what a strange sense of humor she has”

not commonly encountered

• “two-career families are no longer unusual”