411 REFERENCE · Wiktionary
Kingston valve
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
After its inventor John Kingston (1786-1847), an English engineer.
Noun
A valve fitted in the bottom of a ship's fuel, water or ballast tank that allows seawater to enter for the purposes of cleaning and to admit water ballast.
en eponyms