Definition of Interval

Noun: interval in-tu(r)-vul

A definite length of time marked off by two instants
- time interval
A set containing all points (or all real numbers) between two given endpoints
The distance between things
"fragile items require interval and cushioning";
- separation
The difference in pitch between two notes
- musical interval
[Brit] An intermission during a play, movie, show, etc.