n. [ L. evaporare to evaporate + -meter: cf. F. évapormètre. ] (Physics) An instrument for ascertaining the quantity of a fluid evaporated in a given time; an atmometer. [ 1913 Webster ]
n. [ L. evaporare to evaporate + -meter: cf. F. évapormètre. ] (Physics) An instrument for ascertaining the quantity of a fluid evaporated in a given time; an atmometer. [ 1913 Webster ]