Blood serum

noun

Definitions

Noun
  1. 1
    The portion of whole blood that is not blood cells and not clotting factors; it can be separated as a clear yellowish liquid after the blood has been allowed to clot. countable, uncountable

    "Holonyms: plasma, blood plasma < blood"

  2. 2
    an amber, watery fluid, rich in proteins, that separates out when blood coagulates wordnet

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