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alpha 1-antitrypsin deficiency
alpha and omega
alpha-blocker
Alpha Centauri
alpha-chymotrypsin
alpha decay
alpha emission
alpha emitter
alpha-fetoprotein
alpha helix
alpha-hydroxy acid
alpha male
alpha particle
alpha ray
alpha-receptor
alpha rhythm
alpha source
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alpha-fetoprotein

al·pha-fe·to·pro·tein


noun 
Definition:
 
1. fetal protein: a protein in the liver of a human fetus, the presence of which in very high or low quantities in the amniotic fluid may indicate spina bifida or Down syndrome

2. blood protein: a blood protein produced in the liver, yolk sac, and gastrointestinal tract of a fetus and used as an indicator of cancer and other diseases in adults

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