Share this entry

Share this page

pneumatic

Syllabification: pneu·mat·ic
Pronunciation: /n(y)o͞oˈmadik
 
/

Definition of pneumatic in English:

adjective

1Containing or operated by air or gas under pressure.
Example sentences
  • The pneumatic pump operated the mechanical heart and sustained Clark for 112 days.
  • Any pressurized bottle used for pneumatic operation must be filled with compressed air, nitrogen, or CO2.
  • In a procedure which began at seven o'clock in the morning and which lasted for a little under four hours, the 1,000 metric tonne roof was raised from inside the storage tank's structure using pneumatic pressure.
1.1 Zoology (Chiefly of cavities in the bones of birds) containing air.
Example sentences
  • Ornithologists have long sought to explain pneumatic bones in birds as an adaptation to some aspect of their lifestyle, such as the great benefit they offer for energy savings in flying.
  • A pneumatic dermal layer is present beneath the skin.
  • The bones were hollow and thin-walled, but also pneumatic: that is, they had openings in their walls that allowed air sacs from the respiratory system to enter the bones.
1.2 informal (Of a woman) having large breasts: Lee and his pneumatic wife
More example sentences
  • Doesn't anyone realise you can't turn a flat-chested woman into a pneumatic goddess by feeding her hamburgers?
  • I am, after all, five feet ten and a half inches, ten and a half stone, of brown-eyed, brunette, pneumatic woman.
  • She is lithe, athletic and anatomically lives up to expectations (although even she needed a special bra to look the part of the pneumatic heroine).
2Of or relating to the spirit.

noun

(usually pneumatics) Back to top  
An item of pneumatic equipment.
Example sentences
  • A whole new generation of pneumatics pre-charged with high pressure air metered from a scuba bottle or laboriously pumped up by hand are bringing us back to the designs of the 18th and 19th centuries.
  • Pre-charged pneumatics: These are similar in concept to pump-up pneumatics, but the compressed air is held in large (usually detachable) air bottles filled from a powerful air compressor or scuba tank.
  • At the end I lost time in my final stop as the mechanics topped up my engine's pneumatics, and without that I would easily have beaten him.

Origin

mid 17th century: from French pneumatique or Latin pneumaticus, from Greek pneumatikos, from pneuma 'wind', from pnein 'breathe'.

Derivatives

pneumatically

1
Pronunciation: /n(y)o͞oˈmatək(ə)lē/
adverb
Example sentences
  • A pneumatically operated ball valve controls the flow of liquid nitrogen through each lance, and the entire process is sequenced from a pushbutton control panel.
  • The first externally powered prosthetic limbs were built in Germany around 1915, although it was not until the 1950s that electrically and pneumatically powered devices appeared for general use.
  • Graphically, the game is now stunning, with superb character animation and great backgrounds - although some might object to the pneumatically proportioned women.

pneumaticity

2
Pronunciation: /ˌn(y)o͞oməˈtisətē/
noun

Definition of pneumatic in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day ingratiate
Pronunciation: ɪnˈɡreɪʃɪeɪt
verb
bring oneself into favour with someone through flattery…