Definitions

1. noun

A person who believes that the future is likely to be positive and that good things will happen.

“She was an optimist, always looking on the bright side of things.”

2. adjective

Having or showing a positive outlook on life.

“The optimist attitude of the team helped them to overcome their setbacks.”

3. verb

To regard or express a positive view of something.

“He optimistically viewed the challenges as opportunities to learn.”