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Definition of p.s.i. abbreviation from the Oxford Advanced Learner's Dictionary

p.s.i.

abbreviation
 
/ˌpiː es ˈaɪ/
 
/ˌpiː es ˈaɪ/
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  1. pounds per square inch
    (used for giving the pressure of tyres, etc.)
See p.s.i. in the Oxford Advanced American Dictionary
Check pronunciation: p.s.i.

Nearby words

trait
noun
 
 
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B2
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