Definition: Acronym for a unit of measurement for pressure stated in Pounds per Square Inch.
Also Known As: psi, PSI, pounds per square inch
PSI - Pounds per Square Inch
By Bob Formisano, About.com Guide
Related Home Repair Links
Explore Home Repair
- About.com
- Home & Garden
- Home Repair
- Glossary for Home Repair
- Glossary Terms: O-R
- PSI - Pounds per Square Inch
©2012 About.com. All rights reserved.
A part of The New York Times Company.