← BackshareGuessunheated/ʌnˈhitɪd/adjectiveNot provided with heat; cold or at the temperature of the surroundings.The pool is unheated, so it's only comfortable in summer.The unheated garage was too cold to work in during winter.They slept in an unheated cabin and woke up shivering.SynonymscoldchillyAntonymsheatedwarm