Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “bloodstream”

bloodstream

noun [U]  /ˈblʌdˌstrim/ us  
the flow of blood through the body: Most medicines reach the body through the bloodstream.
(Definition of bloodstream from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of bloodstream?
Add Cambridge dictionaries to your browser to your website

Definitions of “bloodstream” in other dictionaries

Word of the Day

scrumpy

an alcoholic drink made from apples

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More