Assignment (noun)

1. A task or piece of work allocated to someone as part of a job or course of study.
2. The allocation of something, such as a job or task, to someone.

Origin:

From the latin word "assignare" meaning "to assign".

Examples:

1. He has a difficult assignment to complete.
2. She was given an assignment to write an essay.
3. The company gave the sales team an assignment to increase revenue.
4. He was given an important assignment by his boss.
5. The teacher gave the students an assignment to work on over the weekend.