noun
scleroderma
Medical term for a chronic connective tissue disease characterized by hardening and tightening of the skin.
強皮症は自己免疫疾患の一つです。
Scleroderma is one of the autoimmune diseases.
From 強 (stiff, hard) + 皮 (skin) + 症 (disease, condition). The exact historical derivation is uncertain; the spelling is conventionally associated with the medical meaning.