Simple past tense and past participle of air-condition.(verb)
Equipped with and climate-controlled by air-conditioning.(adjective)
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Use "air-conditioned" in a sentence
"The next morning I was picked up from my nearly empty hotel by my partner's chauffeur-driven, air-conditioned Ford as sleek Jaguars and Mercedes glided past, Egyptian businesspeople, eyes hidden by designer sunglasses, in the backseats, scanning their iPads and BlackBerrys for revolutionary developments."
"And at football games he slept in an air-conditioned doghouse that also housed a few bags of ice."
"Drive to a lovely air-conditioned shop where you can BUY a freaky american no-cake cake, and then have a lovely iced coffee and muffin in the arctic cool?"