Reference meaning
psia
Last updated
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).
Source and scope
This definition is reproduced from English Wiktionary, sense en-psia-en-noun-WKCRBj1u, under the CC BY-SA 4.0. It has not yet received VocabularyBase editorial review. Read the source and license details.