(TDEE) (tō'tăl dā'lē en'ĕr-jē ek-spen'di-chŭr) Total daily caloric expenditure, consisting of basal metabolic rate, diet-induced thermogenesis, and energy expenditure for physical activity; in the clinical setting, TDEE can be estimated by calculation or measured by indirect calorimetry. AcronymsSeeTDEE