cord – An amount of wood containing 128 cubic feet (4x4x8 feet); the name comes from the old practice of measuring a stack of firewood with a cord of a certain length. To cord is to stack or put up wood in cords. More…
drosometer – An instrument for measuring the amount of dew on a surface. More…
isometric – From Latin isus, “equal,” and -metria, “measuring.” More…
Mach – The scale measuring the speed of an object or fluid relative to the speed of sound is named for philosopher/physicist Ernst Mach (1838-1916), who researched thermodynamics; Mach is the ratio of the speed of something to the speed of sound in the surrounding medium. More…