neonatal death neonatal • neonatal hyperbilirubinemia · · · Info · Definitions · Characters · · neonatal death · · Text Common · · Latin · · Scripts 14 · · Length 5 · · Syllables Definitions · · · (noun) death of a liveborn infant within the first 28 days of life. Synonyms: neonatal death. · · Noun Definition 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 h latin small letter h U+0068 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