What is "evaporometer"

Evaporometer \E*vap`o*rom"e*ter\, n. [L. evaporare to evaporate + -meter: cf. F. ['e]vaporm[`e]tre.] (Physics) An instrument for ascertaining the quantity of a fluid evaporated in a given time; an atmometer.

n. An instrument for measuring evaporation; an atmometer.

n. an instrument that measures rate of evaporation of water [syn: atmometer]