utc uta stansburiana • utch · · · Info · Definitions · Synonyms · Characters · · utc · · Text Latin · · Script 3 · · Length 1 · · Syllables Definitions · · · (noun) Greenwich Mean Time updated with leap seconds. Synonyms: coordinated universal time, UTC. · · Noun Definition 1 Synonyms · · · coordinated universal time · · Synonym 1 Characters · · c latin small letter c U+0063 t latin small letter t U+0074 u latin small letter u U+0075