1. a measure, quantity, or frequency, typically one measured against some other quantity or measure
2. a fixed price paid or charged for something, especially goods or services
3. the speed with which something moves, happens, or changes

1. to assign a standard or value to something according to a particular scale
2. to consider or regard as having a particular quality or standard
3. to deserve or be worthy of something

Examples

• The unemployment rate has decreased this year.
• What's the hourly rate for this job?
• She was driving at a high rate of speed.
• The teacher will rate our essays on a scale of 1 to 10.
• I rate this restaurant very highly.
• His performance doesn't rate a promotion.
• The heart rate monitor showed 120 beats per minute.
• Interest rates are expected to rise next month.