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[bluhd-streem] /ˈblʌdˌstrim/
the blood flowing through a circulatory system.
Origin of bloodstream
First recorded in 1870-75; blood + stream Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for bloodstream
Contemporary Examples
Historical Examples
  • He depressed the piston, pumping the antidote into her bloodstream.

    Vigorish Gordon Randall Garrett
  • The powerful drug in the needle-pointed head of each tiny crystal went directly into the bloodstream of each target.

    Anything You Can Do ... Gordon Randall Garrett
  • Knowledge of what Father would have said was for Terence a bloodstream thing, no longer traceable to any remembered words.

  • But the barbarians have kept their bloodstream pure; the Cimmerians are tall and powerful, with dark hair and blue or grey eyes.

    The Hyborian Age Robert E. Howard
  • However even this evil residue was fated to leave but a minor contamination of the Colony's bloodstream.

    Legends of Loudoun Harrison Williams
British Dictionary definitions for bloodstream


the flow of blood through the vessels of a living body
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for bloodstream

also blood-stream, 1847, from blood (n.) + stream (n.).

Online Etymology Dictionary, © 2010 Douglas Harper
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bloodstream in Medicine

bloodstream blood·stream (blŭd'strēm')
The flow of blood through the circulatory system of an organism.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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