Definition of Platelet

1. Noun. Tiny bits of protoplasm found in vertebrate blood; essential for blood clotting.

Exact synonyms: Blood Platelet, Thrombocyte
Generic synonyms: Living Substance, Protoplasm

Definition of Platelet

1. Noun. (hematology cytology) A small colorless disk-shaped particle found in the blood of mammals, which plays an important role in the formation of blood clots. ¹

¹ Source: wiktionary.com

Definition of Platelet

1. a small, flattened body [n -S]

Medical Definition of Platelet

1. A discoid cell (3m diameter) found in large numbers in blood, important for blood coagulation and for haemostasis by repairing breaches (small breaks) in the walls of blood vessels. Platelet _ granules contain lysosomal enzymes, dense granules contain ADP (a potent platelet aggregating factor) and serotonin (a vasoactive amine). They also release platelet-derived growth factor which presumably contributes to later repair processes by stimulating fibroblast proliferation. Synonym: thrombocytes. (09 Oct 1997)

Lexicographical Neighbors of Platelet

plateau striped whiptail
plateaued
plateauing
plateaus
plateaux
plated
plateful
platefuls
plateia
platel
platelayer
platelayers
plateless
plateless turtle
platelet (current term)
platelet-activating factor
platelet-aggregating factor
platelet-derived growth factor
platelet activation
platelet actomyosin
platelet aggregation
platelet aggregation inhibitors
platelet aggregation test
platelet basic protein
platelet cofactor II
platelet count
platelet endothelial cell activated protease

Literary usage of Platelet

Below you will find example usage of this term as found in modern and/or classical literature:

1. Proceedings of the Society for Experimental Biology and Medicine (1903)
"To measure platelet production rates, some workers (1-4) used ... platelet counts were taken from a single drop of blood obtained from the retroorbital ..."

2. A Lifelong Passion: Nicholas and Alexandra: Their Own Story by Andrei Maylunas (2005)
"We studied how smoking and hypoxia affected blood platelet functions. Eighteen normal subjects (ten nonsmokers and eight smokers) inspired 13% oxygen gas ..."

3. Health Consequences of Smoking: Cardiovascular Disease: A Report of the by DIANE Publishing Company, C. Everett Koop, M.D. (1995)
"The platelet-aggregate ratios were lower in the smokers, ... The authors indicated that the decrease in platelet-aggregate ratio was not mediated through ..."

4. Pathological Physiology of Internal Diseases by Albion Walter Hewlett (1916)
"In hemorrhagic disease with a reduced platelet count the coagulation of blood which has been removed from the body usually takes place with the usual ..."

5. Proceedings of the Society for Experimental Biology and Medicine (1903)
"To measure platelet production rates, some workers (1-4) used ... platelet counts were taken from a single drop of blood obtained from the retroorbital ..."

6. A Lifelong Passion: Nicholas and Alexandra: Their Own Story by Andrei Maylunas (2005)
"We studied how smoking and hypoxia affected blood platelet functions. Eighteen normal subjects (ten nonsmokers and eight smokers) inspired 13% oxygen gas ..."

7. Health Consequences of Smoking: Cardiovascular Disease: A Report of the by DIANE Publishing Company, C. Everett Koop, M.D. (1995)
"The platelet-aggregate ratios were lower in the smokers, ... The authors indicated that the decrease in platelet-aggregate ratio was not mediated through ..."

8. Pathological Physiology of Internal Diseases by Albion Walter Hewlett (1916)
"In hemorrhagic disease with a reduced platelet count the coagulation of blood which has been removed from the body usually takes place with the usual ..."

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