psia

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psia

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psia

1. Initialism of pounds per square inch absolute. (an imperial unit of absolute, not relative, pressure; meaning total resultant pressure, including atmospheric or other ambient pressure)
   • 1967, Leo Allen Lukenas, The ignition transient in small solid propellant rocket motors, Princeton University:

     Double base propellants often require ignition pressures of as much as 400 psia to avoid the problem of chuffing or hangfires.

• psi

• IPA^(key): /ˈpɕa/
• Rhymes: -a
• Syllabification: psia

psia

1. feminine nominative/vocative singular of psi