[gahy-zer, -ser for 1, 3; gee-zer for 2]
a hot spring that intermittently sends up fountainlike jets of water and steam into the air.
British Informal. a hot-water heater, as for a bath.
verb (used without object)
to spew forth as or like a geyser: the kettle geysering all over the stove.

1755–65; < Icelandic Geysir name of a hot spring in Iceland, literally, gusher, derivative of geysa to gush

geyseral, geyseric, adjective

caldera, fumarole, geyser, volcano. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To geysers
World English Dictionary
geyser (ˈɡiːzə, US ˈɡaɪzər)
1.  a spring that discharges steam and hot water
2.  (Brit) a domestic gas water heater
[C18: from Icelandic Geysir, from Old Norse geysa to gush]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Word Origin & History

1780, from Icelandic Geysir, name of a hot spring in the valley of Haukadal, from O.N. geysa "to gush," from P.Gmc. *gausjan, from PIE *gheus-, from root *gheu- "to pour."
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Science Dictionary
geyser   (gī'zər)  Pronunciation Key 
A natural hot spring that regularly ejects a spray of steam and boiling water into the air.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Example sentences
The geysers that turn the generators are merely the gentlest manifestations of
  this volcanism.
Geysers may occasionally erupt, shooting plumes of gas and ice many kilometers
  above the surface.
These devices don't tap into geysers or volcanic hotspots.
The result would be hydrogen geysers that erupt from time to time on the
  planet's surface.
Copyright © 2014, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature