air pocket


noun
  1. (not in technical use) a nearly vertical air current that can cause an aircraft to experience a sudden change in altitude, usually a decrease.

Origin of air pocket

1
First recorded in 1910–15

Words Nearby air pocket

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use air pocket in a sentence

British Dictionary definitions for air pocket

air pocket

noun
  1. a localized region of low air density or a descending air current, causing an aircraft to suffer an abrupt decrease in height

  2. any pocket of air that prevents the flow of a liquid or gas, as in a pipe

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