red marrow red maple • red meat · · · Info · Definitions · Synonyms · Characters · · red marrow · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) bone marrow of children and some adult bones that is required for the formation of red blood cells. Synonyms: red marrow, red bone marrow. · · Noun Definition 1 Synonyms · · · red bone marrow · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 d latin small letter d U+0064 e latin small letter e U+0065 m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072 w latin small letter w U+0077