fetal alcohol syndrome
noun
plural fetal alcohol syndromes
: a severe form of fetal alcohol spectrum disorder that is characterized by variable physical, behavioral, cognitive, and neurological impairments with characteristics including microcephaly, facial anomalies (such as a flat nose bridge and thin upper lip), delayed or deficient growth, hyperactivity, inattention, learning disabilities, poor coordination, and impaired vision or hearing
People with fetal alcohol syndrome, the most severe form of FASD [=fetal alcohol spectrum disorder], often struggle with cognitive function, learning and memory, concentration and focus, mood regulation, sleep and social interactions.—Jennifer Brookland
—abbreviation FAS
Cite this Entry
“Fetal alcohol syndrome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fetal%20alcohol%20syndrome. Accessed 27 Aug. 2026.
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