unit cell unit banking • unit character · · · Info · Definitions · Characters · · unit cell · · Text Common · · Latin · · Scripts 9 · · Length 3 · · Syllables Definitions · · · (noun) the smallest group of atoms or molecules whose repetition at regular intervals in three dimensions produces the lattices of a crystal. Synonyms: unit cell. · · Noun Definition 1 Characters · · space U+0020 c latin small letter c U+0063 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E t latin small letter t U+0074 u latin small letter u U+0075