HVAC

American  

[eych-vee-ey-see, eych-vak] / ˈeɪtʃˈviˈeɪˈsi, ˈeɪtʃˌvæk /

noun

1. 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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Etymology

Origin of HVAC

First recorded in 1940–45

Example Sentences

"We have built a Rubisco house, but it won't be an efficient house unless we update the HVAC," said Laura Gunn, assistant professor at Cornell University, who co-led the research.

From Science Daily • Mar. 11, 2026

Northern Virginia Community College, the largest workforce provider in the commonwealth, offers programs in automotive technology, HVAC, welding, mechatronics, cybersecurity, data-center operations and healthcare, among others.

From The Wall Street Journal • Nov. 21, 2025

The current owners have outfitted it with smart home technology, with lighting, HVAC, appliances, and electronic devices controlled remotely by phone, computer, or mobile devices.

From MarketWatch • Oct. 16, 2025

Before running for office, he had a vision of the empty former prison becoming an academy for trade skills such as HVAC, welding or even Cal Fire training.

From Los Angeles Times • Jun. 19, 2025

This might look like fire abatement measures in wildfire-prone areas, or updating HVAC, plumbing and electrical systems, or earthquake retrofitting — which also improve home values when you’re ready to sell.

From Salon • May 13, 2025