What does "bloodstream" mean?

The flow of blood through the circulatory system of an animal

What is a synonym for "bloodstream"?

Common synonyms include: antibody, antigen, arterial blood, bacteremia, blood, blood bank.

noun

noun ·2 syllables ·Moderate ·College level

Noun

1
The flow of blood through the circulatory system of an animal
"virus in the bloodstream"
2
the blood flowing through the circulatory system wordnet

"The infection has reached the bloodstream."

From blood + stream.