| Acronym | Definition |
|---|
| UPD➣User Datagram Protocol (computing) |
| UPD➣Update |
| UPD➣Urban Planning and Design (various schools) |
| UPD➣University Police Department |
| UPD➣University of the Philippines-Diliman |
| UPD➣Uniparental Disomy |
| UPD➣Unilateral Price Determination |
| UPD➣Universal Printer Driver |
| UPD➣Updated Program Data |
| UPD➣User Profile Distribution |
| UPD➣Unión Progreso y Democracia (Spanish: Union, Progress and Democracy, political party) |
| UPD➣User Profile Disk (Microsoft) |
| UPD➣Universal Provider Datasource |
| UPD➣Union for the Public Domain |
| UPD➣Uniform Project Description (US DHHS) |
| UPD➣University Professional Development (various schools) |
| UPD➣User Profile Database |
| UPD➣Under-Potential Deposition |
| UPD➣Utah Prairie Dog |
| UPD➣Unplanned Dismount |
| UPD➣Underwater Propulsion Device |
| UPD➣Universal Personal Device |
| UPD➣Ulster Project Delaware (est. 1976) |
| UPD➣User Performance Data |
| UPD➣Univeral Print Driver (Citrix) |
| UPD➣Unicorn Protection Device |
| UPD➣User Procedure Development |
| UPD➣Utah Police Department |
| UPD➣Unit Personality Data (Motorola) |
| UPD➣University Pizza Deli (Chattanooga, TN) |
| UPD➣Unified Prospecting Database (marketing) |
| UPD➣Urban Project & Dappa (hip hop band) |
| UPD➣Ulrich's Periodical Directory |
| UPD➣Unidad Popular Por La Paz, Democracia, Desarrollo y Derechos Humanos (Popular Union for Peace, Democracy, Development and Human Rights; Guatemala) |