Abbreviation of parsec.
"The distance to that distant galaxy was measured in psc, confirming it lies far beyond our own solar system."
Initialism of Palestine Solidarity Campaign.
"Many candidates took the PSC to prove their mastery of Standard Mandarin before applying for advanced teaching positions."
Initialism of Putonghua Proficiency Test, standardized test of Standard Mandarin Chinese proficiency for native speakers
The acronym psc stands for the initials of the Chinese phrase "Pǔtōnghuà Shuǐpíng Cèshì," which translates to the Mandarin Proficiency Test. This test was created to evaluate a speaker's ability to use standard Mandarin Chinese correctly and fluently.