PI

Meaning

Name

1. Abbreviation of Piauí., a state of Brazil.
2. Initialism of Prison Industries (the prison-run work program for inmates)
3. Initialism of The Philippine Islands.

Noun

1. Initialism of processing instruction.
2. Initialism of partial induction (see AI)
3. Initialism of personal injury.
4. Initialism of politically incorrect (see PC)
5. Initialism of principal investigator (lead researcher on a grant-funded project)
6. Initialism of private investigator.
7. Initialism of parallel import.
8. Abbreviation of phosphatidylinositol (a phospholipid component of eukaryotic cell membranes, also abbreviated in PtdIns)
9. Initialism of protease inhibitor.
10. Initialism of polyimide.
11. Initialism of ponderal index.
12. Initialism of penile inversion.
13. Initialism of power integrity.
14. Abbreviation of prohibited immigrant.
15. Initialism of pseudoincest.
16. Initialism of port injection. (fuel injection)
17. Initialism of paradoxical intention.
18. Initialism of pro forma invoice.

Synonyms

private eye

private investigator

shamus

private detective

protease inhibitor

operative

principal investigator

sherlock

programmed instruction

program interrupt

sleuth

inquiry agent

primary input

procedural interface