geyser
noun /ˈɡiːzə(r)/
/ˈɡaɪzər/
- a natural spring that sometimes sends hot water or steam up into the air
enlarge image - (British English) a piece of equipment in a kitchen or bathroom that heats water, usually by gas
- (South African English) a large container in which water is stored and heated, usually by electricity, in order to provide hot water in a building
Word Originlate 18th cent.: from Icelandic Geysir, the name of a particular spring in Iceland; related to geysa ‘to gush’.