Dictionary.com

heater

[ hee-ter ]
/ ˈhi tər /
See synonyms for heater on Thesaurus.com

noun

any of various apparatus for heating, especially for heating water or the air in a room.
Electronics. the element of a vacuum tube that carries the current for heating a cathode.
Slang. a pistol, revolver, or other firearm.

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We’ve gathered some interesting words donated to English from Portuguese … as well as some that just don’t translate at all. Do you know what they mean?
Question 1 of 11
Which of the following animal names traces its immediate origin to Portuguese?
owl
crow
piranha
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Origin of heater

First recorded in 1490–1500; heat + -er1

OTHER WORDS FROM heater

re·heat·er, noun

Words nearby heater

heat devil, heat dome, heated, heat engine, heat equation, heater, heat exchanger, heat exhaustion, heat gun, heath, heathberry
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Words related to heater

stove, oven, furnace, radiator, boiler, fastball, pistol, convector, etna, gat

Example sentences from the Web for heater

British Dictionary definitions for heater

heater
/ (ˈhiːtə) /

noun

any device for supplying heat, such as a hot-air blower, radiator, convector, etc
US slang a pistol
electronics a conductor carrying a current that indirectly heats the cathode in some types of valve
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012