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perspiration that evaporates before it is perceived as moisture on the skin; the term sometimes includes evaporation from the lungs.
Etymology: L, in, not, sentire, to feel, per, through, spirare, to breathe
the loss of body fluid by evaporation, such as normally occurs during respiration. A small amount of perspiration is continually excreted by the sweat glands in the skin. The portion that evaporates before it may be observed also contributes to insensible perspiration. Also called insensible water loss.
in·sen·si·ble per·spir·a·tion(in-sen'si-bĕl pĕrs'pir-ā'shŭn)
Perspiration that evaporates before it is perceived as moisture on the skin; the term sometimes includes evaporation from the lungs.
insensible perspirationMovement of water through the skin by sweat glands at a rate below that of which the subject is aware.
insensible perspirationnormal sweat production
sweat lost from skin and mucosal surfaces which is not secreted by sweat glands.