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Definition of duration

duration

/dʊˈreɪʃən/
du · ra · tion
Plural:durations
•
Adjective:durational
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duration Lexical Profile

duration Game Scores & Validity

• noun

1

The time during which something continues, lasts, or exists.

Example

"Passengers are asked to keep their seatbelts fastened for the entire duration of the flight."

2

A measure of the sensitivity of the price of a bond or other debt instrument to changes in interest rates, expressed as a weighted average number of years.

Example

"Portfolio managers often shorten the duration of their bond holdings when they expect interest rates to rise."

Synonyms
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Antonyms
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• Rhymes for duration

• Nearby Words

durag
durant
duranta
duration
durban
duress
durian

Word Origin & Etymology

Borrowed from Middle French duration and Late Latin duratio ('a lasting, endurance'), from the Latin verb durare ('to last, endure, harden'), ultimately from durus ('hard').

Cite this Entry

Wordmom. (2026). Definition of Duration. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/duration
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