Trem


 * TREM1, a triggering receptor expressed on myeloid cells 1, a human gene
 * TREM2, a triggering receptor expressed on myeloid cells 2, a human gene
 * Trem Desportivo Clube
 * Trem da Alegria, children musical band in Brazil
 * Trem das Onze, classical samba composition by Brazilian singer Adoniran Barbosa
 * Tremulous, a popular free and open source FPS video game.
 * Trace rare-earth element
 * The highest point of the Suva Planina mountain range in Serbia
 * Trem (village), a village in Hitrino Municipality, Shumen Province, Bulgaria.