BAUME

add. ·adj designating or conforming to either of the scales used by the french chemist antoine baume in the graduation of his hydrometers; of or relating to baume's scales or hydrometers. there are two baume hydrometers. one, which is used with liquids heavier than water, sinks to 0° in pure water, and to 15° in a 15 per cent salt solution; the other, for liquids lighter than water, sinks to 0° in a 10 per cent salt solution and to 10° in pure water. in both cases the graduation, based on the distance between these fundamental points, is continued along the stem as far as desired.