- (n.) Difference in pitch between any two tones.
- (n.) A brief space of time between the recurrence of similar conditions or states; as, the interval between paroxysms of pain; intervals of sanity or delirium.
- (n.) Space of time between any two points or events; as, the interval between the death of Charles I. of England, and the accession of Charles II.
- (n.) Alternative of Intervale.
- (n.) A space between things; a void space intervening between any two objects; as, an interval between two houses or hills.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). interval. Retrieved September 22, 2026, from http://smartdefine.org/interval/definitions/2023070 |
| Chicago | Webster's. 2011. "interval" http://smartdefine.org/interval/definitions/2023070 (accessed September 22, 2026). |
| Harvard | Webster's 2011, interval, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/interval/definitions/2023070>. |
| MLA | Webster's. "interval" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/interval/definitions/2023070> |