'pressurise' definitions:

Definition of 'pressurise'

(from WordNet)
verb
Increase the pressure on a gas or liquid [syn: supercharge, pressurize, pressurise]
verb
Maintain a certain pressure; "the airplane cabin is pressurized"; "pressurize a space suit" [syn: pressurize, pressurise]
verb
Increase the pressure in or of; "The captain will pressurize the cabin for the passengers' comfort" [syn: pressurize, pressurise] [ant: decompress, depressurise, depressurize]