tetragram tetragonus • tetragrammatic · · · Info · Definitions · Characters · · tetragram · · Text Latin · · Script 9 · · Length 3 · · Syllables Definitions · · · (noun) a word that is written with four letters in an alphabetic writing system. · · Noun Definition 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 m latin small letter m U+006D r latin small letter r U+0072 t latin small letter t U+0074