English > circulatory system: 1 sense > noun 1, body| Meaning | The organs and tissues involved in circulating blood and lymph through the body. |
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| Synonym | cardiovascular system |
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| Part of | body, organic structure | The entire structure of an organism (an animal, plant, or human being) |
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| Parts | blood vessel | A vessel in which blood circulates |
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| bloodstream, blood stream | The blood flowing through the circulatory system |
| heart, pump, ticker | The hollow muscular organ located behind the sternum and between the lungs |
| liver | large and complicated reddish-brown glandular organ located in the upper right portion of the abdominal cavity |
| lymph | A thin coagulable fluid (similar to plasma but) containing white blood cells (lymphocytes) and chyle |
| lymph node, lymph gland, node | The source of lymph and lymphocytes |
| vein, vena, venous blood vessel | A blood vessel that carries blood from the capillaries toward the heart |
| venation, venous blood system | (zoology) the system of venous blood vessels in an animal |
| Narrower | fetal circulation, foetal circulation | The system of blood vessels and structures through which blood moves in a fetus |
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| Broader | vascular system | The vessels and tissue that carry or circulate fluids such as blood or lymph or sap through the body of an animal or plant |
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| Spanish | aparato circulatorio, sistema cardiovascular, sistema circulatorio |
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| Catalan | sistema cardiovascular, sistema circulatori |
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| Adjectives | circulatory | relating to circulatory system or to circulation of the blood |
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