Definition of ballonet in English:

Share this entry

ballonet

Pronunciation: /ˌbaləˈnā/

Entry from US English dictionary

(also ballonnet)

noun

A separate gas- or air-filled compartment within the main envelope of a balloon or airship, designed for the maintenance or adjustment of the envelope’s shape, buoyancy, or orientation.
Example sentences
  • The helicopter is fitted with ballonet flotation devices for emergency landing on water.
  • As a rule, such airships have a soft structure of a ballonet and consequently a considerable drag.
  • This triggers an automatic mechanism that pumps air into the ballonet compartment to compensate.

Origin

French.

For editors and proofreaders

Syllabification: bal·lo·net

Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.