calcitonin calcitic • calcitrant · · · Info · Definitions · Synonyms · Characters · · calcitonin · · Text Latin · · Script 10 · · Length 4 · · Syllables Definitions · · · (noun) thyroid hormone that tends to lower the level of calcium in the blood plasma and inhibit resorption of bone. Synonyms: thyrocalcitonin. · · Noun Definition 1 Synonyms · · · thyrocalcitonin · · Synonym 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074