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Low birth weight
Pronunciation
Definition 1
A term used to describe an infant born weighing 5.5 pounds (2500 grams) or less. A low birth weight may occur when an infant is born too early (premature). These infants may have an increased risk of serious health problems. Smoking cigarettes, being exposed to secondhand tobacco smoke, drinking alcohol, and taking certain drugs during pregnancy can increase the risk of having an infant with a low birth weight. (NCI Dictionary)
Definition 2
A birth weight that is less than 2500 grams. (NCI Thesaurus)
Definition 3
An infant having a birth weight of 2500 gm. (5.5 lb.) or less but INFANT, VERY LOW BIRTH WEIGHT is available for infants having a birth weight of 1500 grams (3.3 lb.) or less. (NLM, Medical Subject Headings)
Definition 4
an infant weighing 5-1/2 pounds or less at birth. (NIH CRISP Thesaurus)