血けっ小しょう板ばん凝ぎょう集しゅうMeaningsNoun1. platelet aggregation; thrombocyteKanji used血blood小small板plank凝thicken集gather togetherComposed of血けっ小しょう板ばんplatelet; thrombocyteNoun凝ぎょう集しゅうagglomeration; clumping together; cohesion (of ions, etc.); flocculation (of colloidal particles); agglutinationNoun