noun

geyser

geyser

We saw a geyser erupt in Iceland.

We saw a geyser erupt in Iceland.

The old house has a gas geyser for hot water.

The old house has a gas water heater for hot water.

a ((geyser)) a natural hot spring We saw a geyser erupt in Iceland.

Synonyms: hot spring, fountain

From Icelandic 'Geysir', the name of a specific hot spring, from the verb 'geysa' (to gush).

Picture a 'guy' seeing a 'gushing' hot spring in Iceland. The word is almost exclusively used for the natural phenomenon in the US.

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