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A rare genetic disorder of childhood that is characterized by rapid onset of the physical changes typical of old age, usually resulting in death before the age of 20. Also called Hutchinson-Gilford progeria syndrome.
(Pathology) med premature old age, a rare condition occurring in children and characterized by small stature, absent or greying hair, wrinkled skin, and other signs of old age
[C20: from pro-2 + Greek gēras old age]
pro•ge•ri•a(proʊˈdʒɪər i ə)
a rare congenital abnormality characterized by premature and rapid aging, the affected individual appearing in childhood as an aged person.