a. [ Cf. F. transpirable. ] Capable of being transpired, or of transpiring. [ 1913 Webster ]

n. [ F. transpiration. ] 1. (Physiol.) The act or process of transpiring or excreting in the form of vapor; exhalation, as through the skin or other membranes of the body; as, pulmonary transpiration, or the excretion of aqueous vapor from the lungs. Perspiration is a form of transpiration. Cudworth. [ 1913 Webster ]

2. (bot.) The evaporation of water, or exhalation of aqueous vapor, from cells and masses of tissue. [ 1913 Webster ]

3. (Physics) The passing of gases through fine tubes, porous substances, or the like; as, transpiration through membranes. [ 1913 Webster ]

a. Of or relating to transpiration. [ 1913 Webster ]

v. i. [ imp. & p. p. Transpired p. pr. & vb. n. Transpiring. ] [ F. transpirer; L. trans across, through + spirare to breathe. See Spirit. ] 1. (Physiol.) To pass off in the form of vapor or insensible perspiration; to exhale. [ 1913 Webster ]

2. (Bot.) To evaporate from living cells. [ 1913 Webster ]

3. To escape from secrecy; to become public; as, the proceedings of the council soon transpired. [ 1913 Webster ]

The story of Paulina's and Maximilian's mutual attachment had transpired through many of the travelers. De Quincey. [ 1913 Webster ]

4. To happen or come to pass; to occur. [ 1913 Webster ]

☞ This sense of the word, which is of comparatively recent introduction, is common in the United States, especially in the language of conversation and of newspaper writers, and is used to some extent in England. Its use, however, is censured by critics of both countries. [ 1913 Webster ]

v. t. 1. (Physiol.) To excrete through the skin; to give off in the form of vapor; to exhale; to perspire. [ 1913 Webster ]

2. (Bot.) To evaporate (moisture) from living cells. [ 1913 Webster ]