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circulatory system
The circulatory system is defined as the system that moves blood, oxygen and nutrients through the body.
(noun)An example of the circulatory system is the functioning of the human heart, blood and blood vessels.
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See circulatory system in Webster's New World College Dictionary
the system responsible for circulating blood and lymph throughout the body, that supplies nutrients and oxygen to the cells and removes various waste products: it consists of the heart, blood, blood vessels, lymph, etc.
See circulatory system in American Heritage Dictionary 4
noun
The bodily system consisting of the heart, blood vessels, and blood that circulates blood throughout the body, delivers nutrients and other essential materials to cells, and removes waste products. Also called cardiovascular system.
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