geyser

The definition of a geyser is a natural hot spring that boils and lets out a large burst of water and steam from time to time.

(noun)

An example of a geyser is Old Faithful in Yellowstone National Park.

See geyser in Webster's New World College Dictionary

noun

a spring from which columns of boiling water and steam gush into the air at intervals
Brit. a small hot-water heater of the coil type

Origin: Ice Geysir, name of a certain hot spring in Iceland, lit., gusher < ON gjosa, to gush

See geyser in American Heritage Dictionary 4

noun

A natural hot spring that intermittently ejects a column of water and steam into the air.
(gēˈzər) Chiefly British A gas-operated hot-water heater.

Origin:

Origin: After Icelandic Geysir, name of a hot spring of southwest Iceland

Origin: , from geysa, to gush

Origin: , from Old Norse; see gheu- in Indo-European roots

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