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blood
noun(blood)the fluid that circulates in the heart, arteries, capillaries, and veins of a vertebrate animal carrying nourishment and oxygen to and bringing away waste products from all parts of the body
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noun(blood)a comparable fluid of an invertebrate
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noun(blood)a fluid resembling blood
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verb(blood)to stain or wet with blood
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verb(blood)bleed
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verb(blood)to expose (a hunting dog) to sight, scent, or taste of the blood of its prey
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adjective(blood)marked by great vigor, violence, or fierceness
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adjective(blood)carried or transmitted by the blood
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noun(blood)a naturally occurring barrier created by the modification of brain capillaries (as by reduction in fenestration and formation of tight cell-to-cell contacts) that prevents many substances from leaving the blood and crossing the capillary walls into the brain tissues
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noun(blood)a brother by birth
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noun(blood)one of two men pledged to mutual loyalty by a ceremonial use of each other's blood
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noun(blood)a cell normally present in blood
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noun(blood)the determination of the blood cells in a definite volume of blood; also : the number of cells so determined
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noun(blood)a technique for temporarily improving athletic performance in which oxygen-carrying red blood cells from blood previously withdrawn from an athlete are reinjected just before an event —called also blood packing
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noun(blood)a feud between different clans or families