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

Examples of polyethylene glycol in a Sentence

Recent Examples on the Web Previously suffered a severe allergic reaction to receiving polyethylene glycol or products containing that. Mike Cason | Mcason@al.com, al, 5 Nov. 2021 One ingredient – polyethylene glycol or PEG – has been hypothesized to be the cause of severe post vaccination allergic reactions. Asha C. Gilbert, USA TODAY, 8 Nov. 2021 Such allergies are possible — a small number of people are allergic to polyethylene glycol, which is in the Pfizer and Moderna vaccines — but extremely rare. New York Times, 8 Nov. 2021 After that, water that saturated the wood will be replaced with a treatment of polyethylene glycol, to prevent further degradation, according to Skibo. Noah Sheidlower And Justin Lear, CNN, 5 Nov. 2021 None of the allergy tests Charlot has done for polyethylene glycol or polysorbate 80 has come back positive. Erika Edwards, NBC News, 5 Apr. 2021 Early on, investigators focused on the additive polyethylene glycol, which is present in both the Pfizer and Moderna vaccines and better known as the main ingredient in the over-the-counter laxative Miralax. Anna Kuchment, Dallas News, 14 May 2021 Charleston Allergy and Asthma in South Carolina is one clinic offering testing for polyethylene glycol and polysorbate 80. Erika Edwards, NBC News, 5 Apr. 2021 The team then mixed the silica with two polymers, polyethylene glycol (PEG) and polyvinyl butyral (PVB). Robert F. Service, Science | AAAS, 8 Apr. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'polyethylene glycol.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of polyethylene glycol

1886, in the meaning defined above

Learn More About polyethylene glycol

Time Traveler for polyethylene glycol

Time Traveler

The first known use of polyethylene glycol was in 1886

See more words from the same year

Dictionary Entries Near polyethylene glycol

polyethylene

polyethylene glycol

polyethylene terephthalate

See More Nearby Entries 

Statistics for polyethylene glycol

Last Updated

24 Nov 2021

Cite this Entry

“Polyethylene glycol.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polyethylene%20glycol. Accessed 2 Dec. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for polyethylene glycol

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.

More from Merriam-Webster on polyethylene glycol

Britannica.com: Encyclopedia article about polyethylene glycol

WORD OF THE DAY

Test Your Vocabulary

Name that Thing: Flower Edition

Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!