Fluid
Fluid noun - Continuous amorphous matter that tends to flow and to conform to the outline of its container: a liquid or a gas.
Nearby Word: fluidity
Serum
Serum noun - An amber, watery fluid, rich in proteins, that separates out when blood coagulates.
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Synonyms for Serum
Both words in one sentence
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A few scenes after this is introduced, the player is given a syringe with which fluid can be drawn from the heart to create a healing serum.
Source: Beat Still, My Heart -
You Keep Using That Word: The substance that turns a human into a Pony is called a "serum", which more properly is the fluid that blood cells travel in, and is used for medical purposes when containing antibodies.
Source: Fan Fic / The Conversion Bureau -
Applied Phlebotinum: Fluid Karma is perpetual motion energy generated by the tides, can be beamed to whatever uses it, and also can be made into an attempted Super Serum and a narcotic drug.
Source: Film / Southland Tales
Cite this Source
Serum and Fluid. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/fluid/serum
Fluid & Serum. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/fluid/serum>.
Serum or Fluid. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/fluid/serum.
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