PSI

Definition : Pounds per square inch
Category : Academic & Science » Units
Country/Region : Worldwide Worldwide
Popularity :

What does PSI mean?

The pound per square inch or, more accurately, pound-force per square inch (symbol: psi or lbf/in2 or lbf/in2 or lbf/sq in or lbf/sq in) is a unit of pressure or of stress based on avoirdupois units. It is the pressure resulting from a force of one pound-force applied to an area of one square inch.

Frequently Asked Questions

What is the full form of PSI?

The full form of PSI is Pounds per square inch

What is the full form of PSI in Academic & Science?

Pounds per square inch

What is the full form of PSI in Worldwide?

Pounds per square inch

Translation

Translate Pounds per square inch into other languages

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Chicago Style

FullForms. "PSI." Accessed April 20, 2026. https://fullforms.com/PSI.

Harvard Style

FullForms (2026) 'PSI', FullForms.com. Available at: https://fullforms.com/PSI (Accessed: 20 April 2026).

MLA Style

"PSI." FullForms.com, 2026, https://fullforms.com/PSI. Accessed 20 Apr. 2026.