Tiny cell fragment in blood which helps it to clot.
Tiny disc-shaped structure found in the blood, which helps it to clot. Platelets are not true cells, but membrane-bound cell fragments that bud off from large cells in the bone marrow.
Tiny bits of protoplasm found in vertebrate blood; essential for blood clotting; SYN. blood platelet, thrombocyte. + prikaži više

Platelet; also; a cell with a similar clotting function