premature infant premature ejaculation • premature labor · · · Info · Definitions · Synonyms · Characters · · premature infant · · Text Common · · Latin · · Scripts 16 · · Length 5 · · Syllables Definitions · · · (noun) an infant that is born prior to 37 weeks of gestation. Synonyms: premature baby, preterm baby, premature infant, preterm infant, preemie, premie. · · Noun Definition 1 Synonyms · · · premature baby · · Synonym 1 preterm baby · · Synonym 2 preterm infant · · Synonym 3 preemie · · Synonym 4 premie · · Synonym 5 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075