interval meaning and definition

INTERVAL noun

Definition of interval (noun)

1. a definite length of time marked off by two instants
   • synonyms: time interval
2. a set containing all points (or all real numbers) between two given endpoints
3. the distance between things
   • "fragile items require separation and cushioning"
   • synonyms: separation
4. the difference in pitch between two notes
   • synonyms: musical interval