heating
/ˈhiːtɪŋ/
noun
Britannica Dictionary definition of HEATING
[noncount]
:
a system that is used to provide warmth to a room or building
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a house with electric heating [=heat]
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(Brit) Would you please turn up/down the heating? [=(US) heat]
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The house has central heating. [=a system that heats all parts of a building]