v. Also 7 transsude. [ad. mod.L. tran(s)sūdāre, f. trans across + sūdāre to sweat. Cf. F. transsuder (18th c.).]
a. intr. To ooze through or out like sweat; to exude through pores (in the human body or anything permeable).
1664. Evelyn, Sylva, 54. From the latter [Picea] transsudes a very bright and pellucid Gum.
1744. Mitchell, in Phil. Trans., XLIII. 108. In Winter, when they are … not covered with that greasy Sweat which transudes thro’ them in Summer, their Skins feel more coarse.
1784. Wedgwood, ibid., LXXIV. 383. Part of the water transudes through the vessel.
1877. Roberts, Handbk. Med. (ed. 3), I. 31. The vessels become overloaded, and the fluid portion of the blood transudes.
b. trans. To ooze through (something) like sweat.
1781. Kerr, in Phil. Trans., LXXI. 378. As the Lac liquifies twist the bag, and when a sufficient quantity has transuded the pores of the cloth, lay it [etc.].
1814. W. C. Wells, Ess. Dew (1866), 110. The pans … are so porous that they readily permit water to transude them.
c. trans. in causal sense: To cause (something) to ooze through.
1861. Hulme, trans. Moquin-Tandon, II. IV. i. 214. A fluid which they disgorge or transude from some part of their body.
1877. Roberts, Handbk. Med. (ed. 3), I. 26. The vessels may be so distended as to transude serum.
Hence Transuded ppl. a., Transuding vbl. sb. and ppl. a.
1756. Nugent, Montesquieu’s Spir. Laws (1758), I. XIV. x. 326. After the transuding of the aqueous humour.
1772. Phil. Trans., LXII. 467. To let out extravasated or transuding fluids.
c. 1865. Circ. Sc., I. 333/1. A very great proportion of the transuded matters does not contribute to the nutrition.
1873. T. H. Green, Introd. Pathol. (ed. 2), 319. The transuded serum usually differs from blood-serum in being of lower specific gravity.
