noun🔗SharePlaquetasA small colorless disk-shaped particle found in the blood of mammals, which plays an important role in the formation of blood clots.""When I cut my finger, platelets in my blood helped to stop the bleeding by forming a clot." "Cuando me corté el dedo, las plaquetas de mi sangre ayudaron a detener el sangrado formando un coágulo.medicinephysiologybodybiologyanatomyChat with AIVocabulary GamePractice Reading