terbium metal terbium • terce · · · Info · Definitions · Characters · · terbium metal · · Text Common · · Latin · · Scripts 13 · · Length 5 · · Syllables Definitions · · · (noun) a separate group of related lanthanides, including terbium, europium, gadolinium, and sometimes dysprosium. Synonyms: terbium metal. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075