← BackshareGuessalgidness/ˈæl.dʒɪd.nəs/nounThe quality of being very cold; coldness.The algidness of his stare made everyone in the room uncomfortable.Visitors were surprised by the algidness of the cave, even in summer.The algidness of the morning air made her reach for an extra blanket.SynonymscoldnessfrigiditychillAntonymswarmth