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water heater

American  

noun

  1. a household appliance consisting of a gas or electric heating unit under a tank in which water is heated and stored.


Etymology

Origin of water heater

First recorded in 1875–80

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Its piped town gas business will likely be supported by network growth and residential gas water heater penetration, the analyst says.

From The Wall Street Journal • Feb. 4, 2026

Hard water is caused by mineral buildup, which isn’t bad for your health but can create limescale on appliances like your water heater.

From Los Angeles Times • Jul. 22, 2024

The leak occurred due to the improper installation of the air intake and exhaust venting for a new tankless water heater in the unit, according to the investigation findings.

From Seattle Times • Mar. 13, 2024

A professional hired for water heater issues may diagnose the problem, repair or replace components, or install an entirely new unit.

From Seattle Times • Feb. 29, 2024

Doc got up and went into the kitchen and lighted the gas water heater on his way to the toilet.

From "Cannery Row" by John Steinbeck

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