Simple past tense and past participle of ventilate.(verb)
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Use "ventilated" in a sentence
"All dwellings should be _freely ventilated_ during the _night_ as well as day, and it is a great mistake to suppose, as in Liberia (where every settler sleeps with every part of his house closely shut -- doors, windows, and all) that it is deletereous to have the house ventilated during the evening, although they go out to night meetings, visit each other in the evening, and frequently sit on their porches and piazzas till a late hour in the night, conversing, without any injurious effects whatever."
"Store them in ventilated plastic bags in your fridge. o Cure them at room temperature for several days before roasting. o Cut or cross cut the shells before roasting. o To roast them in your oven, place the nuts on a cookie sheetat 425 ºF for 25 minutes."
"Such latrines are known as ventilated improved pit (VIP) latrines."