PSAT

PSAT may refer to:
 * PSAT/NMSQT, a standardized test in the United States
 * Phosphoserine transaminase, an enzyme
 * Palm Springs Aerial Tramway
 * Pop-up satellite archival tag
 * The problem of Probabilistic Satisfiability in Probabilistic logic
 * ParkinsonSAT, a technology demonstration and amateur radio satellite