bloodstream has definitions from the fields of biology,zoology
1
[ noun ] (biology,zoology) the blood flowing through the circulatory system

Used in print

(Jacob Robbins et al., "The thyroid-stimulating...)

The thyroxine and tri-iodothyronine released by proteolysis and so escaping de-iodination presumably diffuse into the blood_stream .

Related terms

blood circulatory_system

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