T2 Syllabification: (T)Pronunciation: /tē/Translate T | into French | into German | into Italian | into Spanish Definition of T abbreviation [in combination] (in units of measurement) tera- (1012):12 Tbytes of data storage tesla. tablespoon(s). British (in names of sports clubs) Town:Mansfield T symbol temperature. Chemistry the hydrogen isotope tritium. T in other Oxford dictionaries Definition of T in the British & World English dictionary