A decapeptide hormone from the hypothalamus that stimulates the anterior pituitary to release both follicle-stimulating hormone and luteinizing hormone; gonadotropin-releasing hormone. SYN: luteinizing hormone-releasing hormone. [luteinizing hormone + L. libero, to free, + -in]
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lu·lib·er·in (loo-libґər-in) [lutropin + -liberin] luteinizing hormone–releasing hormone.Medical dictionary. 2011.