loss
loss \'lo.s\ n [ME los, prob. back-formation fr. lost, pp. of losen to lose] 1a: the act of losing 1b: the harm or privation resulting from loss or separation 1c: an instance of losing 2: a person or thing or an amount that is lost : as pl 2a: killed, wounded, or captured soldiers 2b: the power diminution of a circuit element corresponding to conversion o f electric power into heat by resistance 3: failure to gain, win, obtain, or utilize; specif : an amount by which the cost of an article or service exceeds the selling price 4: decrease in amount, magnitude, or degree 5: DESTRUCTION, RUIN 6: the amount of an insured's financial detriment by death or damage that t he insurer becomes liable for : PUZZLED, UNCERTAIN : into a state of distress - at a loss
Webster's English Dictionary