低てい出しゅっ生せい体たい重じゅう児じ

also: ていしゅっしょうたいじゅうじ

Meanings

low birth weight infant; LBWI

Medical term for an infant born weighing less than 2,500 grams. Used in clinical and public health contexts.

未み熟じゅく児じ
未熟児 (premature infant) focuses on gestational age, while 低出生体重児 focuses on birth weight regardless of gestational age.
新しん生せい児じ
新生児 (newborn) is a broader term for any infant in the first 28 days of life, not specifically about weight.

低出生体重児
- ていしゅっせいたいじゅうじ
  Standard kanji form; the reading ていしゅっせいたいじゅうじ is the most common pronunciation.
- ていしゅっしょうたいじゅうじ
  Alternate reading using しゅっしょう for 出生; less common but valid.
ていしゅっしょうたいじゅうじ

Compound of 低 (low) + 出生 (birth) + 体重 (body weight) + 児 (infant). A straightforward medical term.