Determined; resolved; decided.
Having distinct limits.
Designating an identified or immediately identifiable person or thing, or group of persons or things
Free from any doubt.
A word or phrase that designates a specified or identified person or entity.
Certain to act or be a specified way.
Physically secure and certain, non-failing, reliable.
Certain in one's knowledge or belief.
Yes, expressing noncommittal agreement or consent.
Yes; of course.
You're welcome; polite response to being thanked.
Without doubt, certainly.