noun, noun or participle which takes 'suru', intransitive verb
blood clot; coagulation of blood
Medical and general term for blood clotting or a blood clot. The noun form is common; the する form is intransitive.
傷口に凝血ができている。
A blood clot has formed on the wound.
血液が空気に触れると凝血する
Blood coagulates when exposed to air.