[trans-] prefix [L trans-, tra- across, beyond, through, so as to change, fr. trans across, beyond--more at through] 1: on or to the other side of: across: beyond "transatlantic"
2. a: beyond (a specified chemical element) in the periodic table "transuranium" b usu ital: trans "trans-dichloro-ethylene"--compare cis- 2
3: through "transcutaneous"
4: so or such as to change or transfer "transliterate" "translocation" "transamination" "transship"