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circulatory system Syllabification: cir·cu·la·to·ry sys·tem

Definition of circulatory system in English:


The system that circulates blood and lymph through the body, consisting of the heart, blood vessels, blood, lymph, and the lymphatic vessels and glands. Also called cardiovascular system.
Example sentences
  • The heart, lungs, and blood vessels make up the circulatory system of the human body.
  • Then, as the embryonic circulatory system develops, blood vessels grow into the villi on the implanted side of the embryo; this becomes the fetal component of the placenta.
  • These cells move throughout the body through the circulatory system or through the lymphatic system, often lodging in tiny capillaries.

Definition of circulatory system in:

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