noun Date: 1895 a minute flattened body (as of ice or a mineral); especially a minute colorless disklike body of mammalian blood that assists in blood clotting by adhering to other platelets and to damaged epithelium — called also blood platelet, thrombocyte

New Collegiate Dictionary. 2001.

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  • platelet — platelet. См. тромбоцит. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • platelet — (n.) 1895, formed in English from PLATE (Cf. plate) + dim. suffix let …   Etymology dictionary

  • platelet — ► NOUN Physiology ▪ a small colourless disc shaped cell fragment without a nucleus, found in large numbers in blood and involved in clotting …   English terms dictionary

  • platelet — [plāt′lit] n. [ PLATE + LET] 1. any of certain round or oval, nonnucleated disks, smaller than a red blood cell and containing no hemoglobin, found in the blood of mammals and associated with the process of blood clotting 2. THROMBOCYTE (sense 1) …   English World dictionary

  • Platelet — Platelets, or thrombocytes, are small cytoplasmic bodies derived from cells. They circulate in the blood of mammals and are involved in hemostasis leading to the formation of blood clots. Like red blood cells, platelets have no nucleus. If the… …   Wikipedia

  • platelet — Anucleate discoid cell (3 m m diameter) found in large numbers in blood; important for blood coagulation and for haemostasis. Platelet a granules contain lysosomal enzymes; dense granules contain ADP (a potent platelet aggregating factor), and… …   Dictionary of molecular biology

  • platelet — UK [ˈpleɪtlət] / US noun [countable] Word forms platelet : singular platelet plural platelets biology a small piece of a cell in your blood that helps it to clot (= form a thick mass) …   English dictionary

  • platelet — /playt lit/, n. Cell Biol. a small platelike body, esp. a blood platelet. [1890 95; PLATE1 + LET] * * * or thrombocyte Small, colourless, irregular blood cell crucial in coagulation. Produced in bone marrow and stored in the spleen, platelets… …   Universalium

  • platelet — noun A small colorless disk shaped particle found in the blood of mammals, which plays an important role in the formation of blood clots. Syn: blood platelet, thrombocyte …   Wiktionary

  • Platelet — An irregular, disc shaped element in the blood that assists in blood clotting. During normal blood clotting, the platelets clump together (aggregate). Although platelets are often classed as blood cells, they are actually fragments of large bone… …   Medical dictionary

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