also: ていしゅっしょうたいじゅうじ
noun
low birth weight infant; LBWI
Medical term for an infant born weighing less than 2,500 grams. Used in clinical and public health contexts.
低出生体重児は、出生時の体重が2500グラム未満の新生児を指します。
A low birth weight infant refers to a newborn weighing less than 2,500 grams at birth.
低出生体重児のケアには特別な注意が必要です。
Special care is needed for low birth weight infants.
Compound of 低 (low) + 出生 (birth) + 体重 (body weight) + 児 (infant). A straightforward medical term.