Dictionary

propylene glycol

noun

Definition of PROPYLENE GLYCOL

:  a sweet hygroscopic viscous liquid C3H8O2 made especially from propylene and used especially as an antifreeze and solvent, in brake fluids, and as a food preservative

First Known Use of PROPYLENE GLYCOL

1885

propylene glycol

noun    (Medical Dictionary)

Medical Definition of PROPYLENE GLYCOL

:  a sweet hygroscopic viscous liquid C3H8O2 made especially from propylene and used especially as an antifreeze and solvent, in brake fluids, and as a food preservative

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