Definition from Wiktionary, the free dictionary
- Present participle of air-condition.
- (UK) Alternative spelling of air conditioning.
2013 September-October, Michael Sivak, “Will AC Put a Chill on the Global Energy Supply?”, American Scientist:
- Nevertheless, it is clear that the global energy demand for air-conditioning will grow substantially as nations become more affluent, with the consequences of climate change potentially accelerating the demand.