Definition of be certain:
°Sure, positive, not doubting.
"I was certain of my decision."
°Having been determined but unspecified. The quality of some particular subject or object which is known by the speaker to have been specifically singled out among similar entities of its class.
Definition of be certain:
°Sure, positive, not doubting.
"I was certain of my decision."
°Having been determined but unspecified. The quality of some particular subject or object which is known by the speaker to have been specifically singled out among similar entities of its class.