Definition of pressurized in English:
 pressurized
(British pressurised)
adjective ˈprɛʃərʌɪzdˈprɛʃəˌraɪzd
1(of a gas or its container) having artificially raised pressure.
- 1.1 (of an aircraft cabin) maintained at a tolerable atmospheric pressure at a high altitude.
 pressurized cabins keep the conditions similar to that at the earth's surface
 
2British (of a person or situation) under considerable psychological or social pressure.
 their ability to perform in a very pressurized environment
  Definition of pressurized in US English:
 pressurized
(British pressurised)
adjectiveˈprɛʃəˌraɪzdˈpreSHəˌrīzd
1(of a gas or its container) having artificially raised pressure.
- 1.1 (of an aircraft cabin) maintained at a tolerable atmospheric pressure at a high altitude.
 pressurized cabins keep the conditions similar to that at the earth's surface
 
2British (of a person or situation) under considerable psychological or social pressure.
 their ability to perform in a very pressurized environment