alcoometer

plural alcoometers · alternative alcoömeter

1. A hydrometer or aerometer calibrated to measure the percentage of alcohol in a mixture of alcohol and water.

   The quantity is so minute that the alcoometer is not in the least affected by it, and it requires the chromic acid test even to reveal its presence.

   1868, John Fiske, Tobacco and Alcohol

   3 more examples

   In a further series of experiments he applies to the distilled urines which have been vainly tested by the alcoometer the chromic acid test, and obtains decided indications of the presence of alcohol, either immediately or after a longer or shorter time.

   1864, Francis Edmund Anstie, Stimulants and Narcotics, page 419

   On the principle of the alcoometer, a great variety of areometers are constructed, for determining the strength of wines, syrups, and other liquids employed in the arts.

   1887, William Guy Peck, Elementary Treatise on Analytical Mechanics, page 246

   Testimony as to the results of a test made on an alcoometer falls within the classification of expert testimony, and in order to be competent, the person so testifying must be skilled in the mechanics and use of the machine.

   1957, North eastern reporter. second series - Volume 137, page 573