from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A device for supplying domestic hot water in which a thermostatically-controlled heating element is immersed within a tank of water
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a heating element that is immersed in the liquid that is to be heated (as in a hot-water tank)
Sorry, no etymologies found.