早そう発はつ性せい脱だつ毛もう症しょうそうはつせいだつもうしょうMeanings1nounpremature alopeciamedicine›Medical term for hair loss occurring earlier than typical, often used in clinical contexts. Compare with the colloquial 若ハゲ.See also: 若ハゲ早そう発はつ性せい脱