Definition of bloodstream in English:



  • The blood circulating through the body of a person or animal.

    • ‘From here, the oxygen in the air can be absorbed into the bloodstream and taken to the rest of the body.’
    • ‘A special dye is injected into the bloodstream which shows up when the x-ray is taken.’
    • ‘It can also travel to other parts of the body through the bloodstream and lymph system.’
    • ‘While cholesterol in the bloodstream has a reputation for clogging the body's arteries, it's not all bad.’
    • ‘Red blood cells are produced in the bone marrow and circulate in the bloodstream before they are broken down in the spleen.’