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Definition of "circulatory system" []

  • 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. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "circulatory system" in a sentence
  • "Over the following weeks of gestation the pattern of blood vessels becomes simplified by stages and loses its original symmetry, and by the time the infant is born its circulatory system has become strongly left-biased – quite unlike the neat symmetry of the fish-like early embryo."
  • "cholesterol and bad fatsand flavonoidsand good fatscholesterol stones chromium cilia cinnamon bark circulatory system cleanses fifteen-daythirty-dayclear fiber supplement cocoa coconut coconut oil cod liver oil coenzymes coffee collard greens colon colon cleanse colon hydrotherapy colon support complex carbohydrates"