processor

noun
UK /ˈprəʊsesə/
US /ˈprɑːsesər/

A processor is the part of a computer that does the thinking and makes things happen.

My new laptop has a fast processor, so games load quickly.


OTHER MEANINGS

2. A machine or person that treats food or materials to change them.

The factory uses a food processor to chop vegetables.

3. A program that turns source code into machine code.

The compiler is a type of language processor.

4. A person or company that handles official papers or requests.

She works as a claims processor at the insurance office.