# lifespan

> English word · Noun · IPA /ˈlaɪf.spæn/ · frequency rank #17,889

## Definitions
1. The length of time for which an organism lives.
2. The length of time for which something exists or is current, valid, or usable.

## Etymology
From life + span.

## Easily confused with
- **linesman** (https://plainspell.com/en/vs/lifespan-vs-linesman)

## Common misspellings (12)
`ilfespan`, `lfiespan`, `liefspan`, `lifepsan`, `lifesapn`, `lifespann`, `lifespna`, `lifesppan`, `lifesspan`, `liffespan`, `lifsepan`, `llifespan`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/lifespan