名詞 progeria:

1. a rare abnormality marked by premature aging (grey hair and wrinkled skin and stooped posture) in a child

pro.ger.i.a

n.（名詞）
A rare congenital 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 syndrome
（兒童的）早衰癥：一種少見的少年身體機能失調，以類似年老的身體快速變化為特征，其結果通常導致二十歲之前死亡也作 Hutchinson-Gilford syndrome

來源：
pro- 2
pro-2
Greek gôras [old age] * see geriatrics
希臘語 gôras [老年] *參見 geriatrics
-ia
-ia