Duration

Definition

Duration refers to the length of time something continues or exists. It can describe a period of time in which an event, action, or process takes place.

Parts of Speech

• Noun

Pronunciation

American English

• IPA Pronunciation: /duˈreɪʃən/
• Respelling: doo-RAY-shuhn

British English

• IPA Pronunciation: /djʊˈreɪʃən/
• Respelling: dyoo-RAY-shuhn

The pronunciation of "duration" differs slightly between American and British English, with a difference in the initial sound.

Etymology

The word "duration" comes from the Latin word "duratio," meaning "a lasting" or "enduring." It is derived from the verb "durare," meaning "to last" or "to endure." The term entered the English language in the late Middle Ages and has been used to refer to periods of time ever since.

Derivatives

• Durable (adjective)
• Endure (verb)
• Durability (noun)
• Durational (adjective)
• Durationless (adjective)

Synonyms

• Time span
• Period
• Length

Antonyms

• Instant
• Moment
• End

Usage

The word "duration" is used in both formal and informal contexts to describe how long something lasts. It can apply to events, actions, projects, or any process that occurs over time. For example, "The movie has a duration of two hours," or "The duration of the meeting was longer than expected."

Related Terms

• Interval: A period of time between events or activities.
• Continuity: The unbroken and consistent existence or operation of something over time.
• Timeliness: The fact or quality of being done or occurring at a favorable or appropriate time.

Detailed Definitions

Noun

• The length of time something lasts or continues: Refers to the amount of time in which an event, action, or condition occurs or exists.
  • Example: "The duration of the performance was approximately three hours."
• A specific period of time during which something happens: Describes the timeframe in which an activity or event occurs.
  • Example: "For the duration of the project, the team worked late hours."