a pump that pumps liquid by injecting air into the lower end of an open pipe immersed in the liquid: often used in boreholes
Quotes That Will Lift Your SpiritsRead more in this article about some frequently asked questions and fun facts related to our definitions.
Why Do We Call It The “Silver Screen”?Since its introduction in the early 20th century, the film industry’s contributions to the English language have been manifold.
- air-launched cruise missile,
- air-raid shelter
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012