pressurize
verb
pres·sur·ize
ˈpre-shə-ˌrīz 
pressurized; pressurizing
1
: to confine the contents of under a pressure greater than that of the outside atmosphere
especially
: to maintain near-normal atmospheric pressure in during high-altitude or spaceflight (as by means of a supercharger)
2
: to apply pressure to
3
: to design to withstand pressure
pressurizer
noun
Examples of pressurize in a Sentence
A pump is used to pressurize the fuel.
The system that pressurizes the airplane's cabin failed to operate correctly.
Don't let them pressurize you to do anything you don't want to do.
Recent Examples on the Web
The hydrogen is stored onboard the locomotive at a working pressure of approximately 350 bar (5,000 psi), while the tube trailers arrive with hydrogen pressurized at 450–520 bar (6,500–7,500 psi) to enable efficient transfer.
—
David Blekhman, Forbes.com, 17 July 2025
The suit had to be both pressurized and able to handle temperatures of minus 72° Celsius (minus 97.6° Fahrenheit).
—Mitchell McCluskey, CNN Money, 17 July 2025
Hyperbaric chambers are pressurized cylinders that administer high-pressure oxygen therapy.
—Kathryn Palmer, USA Today, 14 July 2025
Ninja has received reports of affected pressure cooker lids opening while pressurized, which have led to severe burns, according to the May 1 recall notice.
—Cailey Gleeson, jsonline.com, 8 July 2025
See All Example Sentences for pressurize
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
David Blekhman, Forbes.com, 17 July 2025
The suit had to be both pressurized and able to handle temperatures of minus 72° Celsius (minus 97.6° Fahrenheit).
—Mitchell McCluskey, CNN Money, 17 July 2025
Hyperbaric chambers are pressurized cylinders that administer high-pressure oxygen therapy.
—Kathryn Palmer, USA Today, 14 July 2025
Ninja has received reports of affected pressure cooker lids opening while pressurized, which have led to severe burns, according to the May 1 recall notice.
—Cailey Gleeson, jsonline.com, 8 July 2025
See All Example Sentences for pressurize
Cite this Entry
“Pressurize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pressurize. Accessed 1 Aug. 2025.
Copy CitationKids Definition
pressurize
verb
pres·sur·ize
ˈpresh-ə-ˌrīz
pressurized; pressurizing
1
: to maintain near-normal atmospheric pressure in
pressurize an airplane cabin
2
: to apply pressure to
pressurization
noun
ˌpresh-(ə-)rə-ˈzā-shən
Love words? Need even more definitions?
Merriam-Webster unabridged
Share