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HVAC

[ eych-vee-ey-see, eych-vak ]
/ ˈeɪtʃˈviˈeɪˈsi, ˈeɪtʃˌvæk /
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noun
heating, ventilation (or ventilating), and air conditioning: The right HVAC system can help regulate the environmental factors inside your home, like air quality, humidity, and temperature.
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Origin of HVAC

First recorded in 1940–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
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