PSI

    Definition : Pounds per square inch
    Category : Academic & Science ยป Units
    Country/Region : Worldwide Worldwide
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    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.

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    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

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    Abbreviations

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    Chicago Style

    FullForms. "PSI." Accessed March 31, 2026. https://fullforms.com/PSI.

    Harvard Style

    FullForms (2026) 'PSI', FullForms.com. Available at: https://fullforms.com/PSI (Accessed: 31 March 2026).

    MLA Style

    "PSI." FullForms.com, 2026, https://fullforms.com/PSI. Accessed 31 Mar. 2026.

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