To emit or evacuate through the pores of the skin; to sweat; to excrete through pores. Firs . . . Perspire a fine balsam of turpentine. (Smollett)
1. (Science: physiology) To excrete matter through the skin; especially, to excrete fluids through the pores of the skin; to sweat.
2. To be evacuated or excreted, or to exude, through the pores of the skin; as, a fluid perspires.
Origin: L. Perspirare to breathe through; per _ spirare. See Per-, and Spirit.