[ bree-ther ]
See synonyms for breather on
  1. a pause, as for breath.

  2. vigorous exercise that causes heavy breathing.

  1. a person who breathes.

  2. a vent in a container or covering, as in a casing for machinery or in a storage tank, to equalize interior and exterior pressure, permit entry of air, escape of fumes, or the like.

  3. a device for providing air from the atmosphere to submerged or otherwise sealed-off persons, internal-combustion engines, etc.: the snorkel breather of a submarine.

Origin of breather

First recorded in 1350–1400, breather is from the Middle English word brethere.See breathe, -er1

Other words for breather

Words Nearby breather Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use breather in a sentence

British Dictionary definitions for breather


/ (ˈbriːðə) /

  1. informal a short pause for rest

  2. a person who breathes in a specified way: a deep breather

  1. a vent in a container to equalize internal and external pressure, such as the pipe in the crankcase of an internal-combustion engine

  2. a small opening in a room, container, cover, etc, supplying air for ventilation

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