1. a rare inherited metabolic disorder in which the body cannot properly process galactose, a simple sugar found in milk and dairy products, leading to accumulation of galactose in the blood and tissues.
Usage: medical term; uncountable noun

Examples

• Galactosemia is detected through newborn screening tests in most developed countries.
• Infants with galactosemia must follow a strict galactose-free diet to prevent serious complications.
• The three main types of galactosemia differ in severity and long-term outcomes.
• Early diagnosis and treatment of galactosemia can prevent intellectual disability and organ damage.
• Parents of children with galactosemia must carefully monitor their diet and avoid milk products.