1. (

• supercharge ,
• pressurize ,
• pressurise ,

) increase the pressure on a gas or liquid ;

2. (

• pressurize ,
• pressurise ,

) maintain a certain pressure; "the airplane cabin is pressurized"; "pressurize a space suit" ;

3. (

• pressurize ,
• pressurise

) increase the pressure in or of; "The captain will pressurize the cabin for the passengers' comfort" ;