lifespan (B1)

noun

Pronunciation: /ˈlaɪf.spæn/

Definition

The period during which something is functional or alive.

Examples

• The average human lifespan has increased dramatically over the last century.

• Scientists are studying the factors that affect the lifespan of cells.

• The lifespan of this particular model of smartphone is only about three years.

Synonyms of lifespan

Words with a similar meaning to lifespan:

• lifetime
• existence
• longevity

Antonyms of lifespan

Words with the opposite meaning to lifespan:

• mortality
• expiration

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