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pneumaticmore about pneumatic

pneumatic

 

  4  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Pneumatic  \Pneu*mat"ic\,  n. 
  A  vehicle,  as  a  bicycle,  the  wheels  of  which  are  fitted  with 
  pneumatic  tires. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Pneumatic  \Pneu*mat"ic\,  Pneumatical  \Pneu*mat"ic*al\,  a. 
  Adapted  for  containing  compressed  air;  inflated  with  air;  as 
  a  pneumatic  cushion;  a  pneumatic  tire,  a  tire  formed  of  an 
  annular  tube  of  flexible  fabric,  as  India  rubber,  suitable 
  for  being  inflated  with  air. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Pneumatic  \Pneu*mat"ic\,  Pneumatical  \Pneu*mat"ic*al\,  a.  [L. 
  pneumaticus,  Gr  ?,  fr  ?,  ?,  wind,  air,  ?  to  blow,  breathe; 
  cf  OHG.  fnehan:  cf  F.  pneumatique  Cf  {Pneumonia}.] 
  1.  Consisting  of  or  resembling,  air;  having  the  properties 
  of  an  elastic  fluid;  gaseous;  opposed  to  dense  or  solid. 
 
  The  pneumatical  substance  being  in  some  bodies,  the 
  native  spirit  of  the  body.  --Bacon. 
 
  2.  Of  or  pertaining  to  air,  or  to  elastic  fluids  or  their 
  properties;  pertaining  to  pneumatics;  as  pneumatic 
  experiments.  ``Pneumatical  discoveries.''  --Stewart. 
 
  3.  Moved  or  worked  by  pressure  or  flow  of  air;  as  a 
  pneumatic  instrument;  a  pneumatic  engine. 
 
  4.  (Biol.)  Fitted  to  contain  air;  Having  cavities  filled  with 
  air;  as  pneumatic  cells;  pneumatic  bones. 
 
  {Pneumatic  action},  or  {Pneumatic  lever}  (Mus.),  a 
  contrivance  for  overcoming  the  resistance  of  the  keys  and 
  other  movable  parts  in  an  organ,  by  causing  compressed  air 
  from  the  wind  chest  to  move  them 
 
  {Pneumatic  dispatch},  a  system  of  tubes,  leading  to  various 
  points,  through  which  letters,  packages,  etc.,  are  sent, 
  by  the  flow  and  pressure  of  air. 
 
  {Pneumatic  elevator},  a  hoisting  machine  worked  by  compressed 
  air. 
 
  {Pneumatic  pile},  a  tubular  pile  or  cylinder  of  large 
  diameter  sunk  by  atmospheric  pressure. 
 
  {Pneumatic  pump},  an  air-exhausting  or  forcing  pump. 
 
  {Pneumatic  railway}.  See  {Atmospheric  railway},  under 
  {Atmospheric}. 
 
  {Pneumatic  syringe},  a  stout  tube  closed  at  one  end  and 
  provided  with  a  piston,  for  showing  that  the  heat  produced 
  by  compressing  a  gas  will  ignite  substances. 
 
  {Pneumatic  trough},  a  trough,  generally  made  of  wood  or  sheet 
  metal,  having  a  perforated  shelf,  and  used  when  filled 
  with  water  or  mercury,  for  collecting  gases  in  chemical 
  operations. 
 
  {Pneumatic  tube}.  See  {Pneumatic  dispatch},  above. 
 
  From  WordNet  r  1.6  [wn]: 
 
  pneumatic 
  adj  :  of  or  relating  to  or  using  air  (or  a  similar  gas); 
  "pneumatic  drill";  "pneumatic  tire"




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