Antonyms of verb depressurise

1 sense of depressurise

Sense 1
depressurize, depressurise, decompress -- (decrease the pressure of; "depressurize the cabin in the air plane")
       Antonym of pressurise (Sense 3)
      => pressurize, pressurise -- (increase the pressure in or of; "The captain will pressurize the cabin for the passengers' comfort")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb depressurise

1 sense of depressurise

Sense 1
depressurize, depressurise, decompress -- (decrease the pressure of; "depressurize the cabin in the air plane")
       => adjust, set, correct -- (alter or regulate so as to achieve accuracy or conform to a standard; "Adjust the clock, please"; "correct the alignment of the front wheels")