n. 1. One who, or that which, scrubs; esp., a brush or machine used in scrubbing. [ 1913 Webster +PJC ]
2. (Gas Manuf.) A gas washer. See under Gas. [ 1913 Webster ]
3. (Manufacturing) a device for removing pollutants from a gas stream, especially for removing sulfur oxides from processes burning coal or oil. [ PJC ]
[あかかき, akakaki](n) (arch) (See 湯女) female assistant who scrubbed customers at public baths and also offered sexual services (Edo period)[Add to Longdo]