body fluid

American  

[bod-ee floo-id] / ˈbɒd i ˌflu ɪd /

noun

1. any of various types of fluid found in the body of a human or animal, as blood or urine.

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Etymology

Origin of body fluid

First recorded in 1720–30

Example Sentences

To test how the material behaves in the body, the scientists placed the nanocomposites in simulated body fluid.

From Science Daily • Jan. 7, 2026

They had recently tested whether heat-treated coelomic fluid — the internal body fluid of a sea star — could still trigger the disease when injected into a healthy sea star.

From Los Angeles Times • Aug. 4, 2025

When a battery comes in contact with a body fluid like saliva, it generates an electric current.

From Seattle Times • Nov. 16, 2022

This body fluid is called hemolymph, which is a sticky fluid similar to your blood that circulates throughout an ant's body.

From Salon • Sep. 21, 2022

Kennedy stowed the little tube in which he had placed the body fluid safely in his pocket and led the way out again to our waiting car.

From The Social Gangster by Reeve, Arthur B. (Arthur Benjamin)