/ Dictionary / Index P pressurization: Meaning and Definition of Find definitions for: pres•sur•i•za•tion Pronunciation: (presh"ur-u-zā'shun), [key] — n. the process or act of pressurizing. the state of being pressurized. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pressure welding pressurize Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language