[presh-uh-rahyz] 
| 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. |
| pressurise | |
verb | |
| 1. | increase the pressure on a gas or liquid [syn: supercharge] |
| 2. | maintain a certain pressure; "the airplane cabin is pressurized"; "pressurize a space suit" [syn: pressurize] |
| 3. | increase the pressure in or of; "The captain will pressurize the cabin for the passengers' comfort" [syn: pressurize] [ant: decompress] |
əˌraɪz