# geyser

> English word · Noun · IPA /ˈɡiː.zə/ · frequency rank #36,996

## Definitions
1. A boiling natural spring which throws forth jets of water, mud, etc., at frequent intervals, driven upwards by the expansive power of steam.
2. A momentary vertical jet or fountain of fluid driven upwards by a violent force.
3. An instantaneous, and often dangerous, hot water heater.
4. A domestic water boiler.

## Etymology
From the name of a particular Icelandic geyser which is mentioned as early as the 1760s in The Annual Register, as “Geyser, a wonderful spring in the valley of Haukadal”. From Geysir (“Gusher”), the Icelandic name of the hot spring in Iceland (see Wikipedia), from the verb geysa (“to gush”), from Old Norse geysa (“to gush”). Doublet of gusher.

## Easily confused with
- **Giza** (https://plainspell.com/en/vs/geyser-vs-giza)
- **geese** (https://plainspell.com/en/vs/geese-vs-geyser)
- **gender** (https://plainspell.com/en/vs/gender-vs-geyser)
- **Geiger** (https://plainspell.com/en/vs/geiger-vs-geyser)
- **Geller** (https://plainspell.com/en/vs/geller-vs-geyser)
- **Gerber** (https://plainspell.com/en/vs/gerber-vs-geyser)
- **geezer** (https://plainspell.com/en/vs/geezer-vs-geyser)
- **getter** (https://plainspell.com/en/vs/getter-vs-geyser)

## Common misspellings (9)
`egyser`, `gesyer`, `geyesr`, `geyserr`, `geysre`, `geysser`, `geyyser`, `ggeyser`, `gyeser`

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