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| cho·les·ter·ol [ kə léstə ràwl ] |
noun |
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| Definition: |
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solid compound in blood: a steroid alcohol sterol made by the liver and present in all animal cells. Cholesterol is important to the body as a constituent of cell membranes, and is involved in the formation of bile acid and some hormones. C27H45OH
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| [Late 19th century. <chole- + Greek stereos "stiff"] |
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