ert erstwhile • Ertebolle · · · Info · Definitions · Characters · · ert · · Text Latin · · Script 3 · · Length 1 · · Syllables Definitions · · · (noun) the coordinated universal time when an event is received on Earth. Synonyms: Earth-received time, ERT. · · Noun Definition 1 Characters · · e latin small letter e U+0065 r latin small letter r U+0072 t latin small letter t U+0074