凝ぎょう塊かい

noun, noun which may take the genitive case particle 'no'

clot; coagulated mass

Technical or medical term for a solid mass formed from liquid, especially blood. Also used as a no-adjective.

• 血けっ管かん内ないに凝ぎょう塊かいができると危き険けんです。

  It is dangerous if a clot forms inside a blood vessel.

• 凝ぎょう塊かい形けい成せいを防ふせぐ薬くすりを処しょ方ほうされた。

  I was prescribed medicine to prevent clot formation.