23-letter words containing m, a, c, r, o, i
- uniform commercial code — a codification of commercial laws designed to provide uniformity among the states
- volumetric displacement — the volume of air per revolution that passes through a mechanical pump when the pressure at the intake and the exhaust is the same as that of the atmosphere
- war manpower commission — the board (1942–45) that regulated the most efficient use of labor during World War II. Abbreviation: WMC.