Noun

1. A more or less definite period of time now or previously present
2. An arithmetic operation that is the inverse of division; the product of two numbers is computed
3. An instance or single occasion for some event
4. A period of time considered as a resource under your control and sufficient to accomplish something
5. An indefinite period (usually marked by specific attributes or activities)
6. A suitable moment
7. The continuum of experience in which events pass from the future through the present to the past
8. A person's experience on a particular occasion
9. A reading of a point in time as given by a clock
10. The fourth coordinate that is required (along with three spatial dimensions) to specify a physical event
11. Rhythm as given by division into parts of equal duration
12. The period of time a prisoner is imprisoned

Verb

1. Measure the time or duration of an event or action or the person who performs an action in a certain period of time
2. Assign a time for an activity or event
3. Set the speed, duration, or execution of
4. Regulate or set the time of
5. Adjust so that a force is applied and an action occurs at the desired time