Interval vs. Duration — What's the Difference?

An intervening time

Continuance or persistence in time.

A pause or break in activity

A period of existence or persistence

A space between two things; a gap.

The number of years required to receive the present value of future payments, both of interest and principle, of a bond, often used as an indicator of a bond's price volatility resulting from changes in interest rates.

The difference in pitch between two sounds.

An amount of time or a particular time interval.

A space between objects, points, or units, especially when making uniform amounts of separation

(in the singular, not followed by "of") The time taken for the current situation to end, especially the current war

An amount of time between events, especially of uniform duration separating events in a series

(finance) A measure of the sensitivity of the price of a financial asset to changes in interest rates, computed for a simple bond as a weighted average of the maturities of the interest and principal payments associated with it.

A segment of an athletic workout in which an athlete runs, swims, or does other exercise over a series of predetermined distances at regular time increments with intermittent rests.

The state or quality of lasting; continuance in time; the portion of time during which anything exists.

A set of numbers consisting of all the numbers between a pair of given numbers along with either, both, or none of the endpoints.

The period of time during which something continues

A closed interval.

The property of enduring or continuing in time

An open interval.

Continuance in time;

A half-open interval.

A line segment representing the set of numbers in an interval.

Chiefly British An intermission, as between acts of a play.

(Music) The difference, usually expressed in the number of steps, between two pitches.

A distance in space.

A period of time.

(music) The difference (a ratio or logarithmic measure) in pitch between two notes, often referring to those two pitches themselves (otherwise known as a dyad).

(mathematics) A connected section of the real line which may be empty or have a length of zero.

An intermission.

(sports) half time, a scheduled intermission between the periods of play

(cricket) Either of the two breaks, at lunch and tea, between the three sessions of a day's play

A space between things; a void space intervening between any two objects; as, an interval between two houses or hills.

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.

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.

Difference in pitch between any two tones.

A definite length of time marked off by two instants

A set containing all points (or all real numbers) between two given endpoints

The distance between things;

The difference in pitch between two notes