Simple past tense and past participle of cellar.(verb)
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Use "cellared" in a sentence
"The so-called cellared wines, which is where 60 per cent of Ontario's grapes end up, are one of the best-selling categories in the Canadian market, although they haven't shown much recent growth."
"Young examples can be harsh, overly fruity and hot to the taste, but they mellow wonderfully when cellared."
"But for those who have sampled its mature charms, who have patiently cellared its wines for more than 10 years or so, watching its tannins and texture soften as it transforms itself into a gentle red wine with notes of spice and velvety bramble, its allure is difficult to evade."