exudation

Noun

exudation (countable and uncountable, plural exudations)

1. The act or process of exuding.
   • In severe burns, the body loses large amounts of nitrogen, in the urine and by exudation from the burned body surface.1943 August 16, “Out of the Fire”, in Time
2. Something that is exuded.
   • Major Pendennis, having read with difficulty his nephew’s name under Mr. Warrington’s on the wall of No. 6, found still greater difficulty in climbing the abominable black stairs, up the banisters of which, which contributed their damp exudations to his gloves, he groped painfully until he came to...1848 November – 1850 December, William Makepeace Thackeray, chapter 29, in The History of Pendennis. […], volume (please specify |volume=I or II), London: Bradbury and Evans, […], published...
   • The skin must be frequently and thoroughly washed, occasionally with warm water and soap, to remove the oily exudations upon its surface.1876, Eliza Bisbee Duffey, Our Behaviour: A Manual of Etiquette and Dress of the Best American Society, Philadelphia