PSI

See also: psi, Psi, psí, and pśi

English

Noun

PSI

1. Initialism of pre-sentence investigation.
2. Initialism of protein structure initiative.
3. Initialism of pollutant safety/standard index (measurement of the air pollutant such as haze)

Proper noun

PSI

1. (UK politics) Initialism of Policy Studies Institute, a British think tank.

Anagrams

• IPS, IPs, ISP, Isp, PIs, SIP, SPI, iPS, isp, pis, sip