polyethylene glycol

noun

Definition of polyethylene glycol

: any of a series of polymers H(OCH2CH2)nOH where n is greater than three that vary from viscous liquids to waxy solids and are used especially as lubricants and in medical and biotechnological applications abbreviation PEG

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First Known Use of polyethylene glycol

1886

in the meaning defined above

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Medical Dictionary

polyethylene glycol

noun

medical Definition of polyethylene glycol

: any of a series of polymers H(OCH2CH2)nOH where n is greater than three that vary from viscous liquids to white solids and are used in medicine especially as laxatives and as bases for pharmaceutical ointments and cosmetic creams abbreviation PEG
Note: The covalent attachment of polyethylene glycol chains to biomolecules ((see pegylation)) is used especially to improve the bioavailability, solubility, and stability of therapeutic agents and to reduce their immunogenicity.

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