The Collaborative International Dictionary
Hydrometric \Hy`dro*met"ric\, Hydrometrical \Hy`dro*met"ric*al\, a. [Cf. F. hydrom[`e]trique.]
Of or pertaining to an hydrometer, or to the determination of the specific gravity of fluids.
Of or pertaining to measurement of the velocity, discharge, etc., of running water.
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Made by means of an hydrometer; as, hydrometric observations.
Hydrometric pendulum, a species of hydrometer consisting of a hollow ball of ivory or metal suspended by a treated from the center of a graduated quadrant, and held in a stream to measure the velocity of the water by the inclination given to the thread; a kind of current gauge.
Wiktionary
a. concerning or applying hydrometry
WordNet
adj. of or relating to hydrometry [syn: gravimetric]
Usage examples of "hydrometric".
It swung inwards to reveal an old, stone room sparsely decorated with map tables and dusty, long-forgotten hydrometric instruments.