Meaning of pressurize


Pronunciation: (presh'u-rīz"), [key]
— -ized, -iz•ing.
  1. to raise the internal atmospheric pressure of to the required or desired level: to pressurize an astronaut's spacesuit before a walk in space.
  2. to maintain normal air pressure in (the cockpit or cabin of an airplane) at high altitudes.
  3. to apply pressure to (a gas or liquid); supercharge.
  4. to pressure-cook.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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