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  • resin
    resin
    noun
    any of a class of nonvolatile, solid or semisolid organic substances, as copal or mastic, that consist of amorphous mixtures of carboxylic acids and are obtained directly from certain plants as exudations or prepared by polymerization of simple molecules: used in medicine and in the making of varnishes and plastics.
  • Resin
    Resin
    noun
    a male given name.
Synonyms

resin

1 American  
[rez-in] / ˈrɛz ɪn /

noun

  • resins
    plural
  1. any of a class of nonvolatile, solid or semisolid organic substances, as copal or mastic, that consist of amorphous mixtures of carboxylic acids and are obtained directly from certain plants as exudations or prepared by polymerization of simple molecules: used in medicine and in the making of varnishes and plastics.

  2. Also a substance of this type obtained from certain pines.


verb (used with object)

  1. to treat or rub with resin.

Resin 2 American  
[rez-in] / ˈrɛz ɪn /

noun

  1. a male given name.


resin British  
/ ˈrɛzɪn /

noun

  1. any of a group of solid or semisolid amorphous compounds that are obtained directly from certain plants as exudations. They are used in medicine and in varnishes

  2. any of a large number of synthetic, usually organic, materials that have a polymeric structure, esp such a substance in a raw state before it is moulded or treated with plasticizer, stabilizer, filler, etc Compare plastic

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. (tr) to treat or coat with resin

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
resin Scientific  
/ rĕzĭn /
  1. Any of numerous clear or translucent, yellowish or brownish substances that ooze from certain trees and plants. Resins are used in products such as varnishes, lacquers, adhesives, plastics, and drugs. Balsam is a resin.

  2. Any of various artificial substances, such as polyurethane, that have similar properties to natural resins and are used to make plastics.


Other Word Forms

Derived Forms

Inflected Forms

Nouns

Etymology

Origin of resin

First recorded in 1350–1400; Middle English, from Old French resine, from Latin rēsīna, probably from a non-Indo-European language; compare Greek rhētī́nē “pine resin,” from a related source

Explanation

Resin is a sticky substance that oozes out of trees including fir and pine trees. Because resin is insoluble in water, it's useful as a base in different kinds of glue and varnishes. Resin can be found in many materials from varnishes and cement to incense and other therapeutic products. Musicians add resin to the bows of their string instruments to help them get a little more friction. Ballet dancers coat the bottoms of their slippers in resin powder for a similar reason — to keep from slipping on the floor while they dance.

Keep Reading on Vocabulary.com

Vocabulary lists containing resin

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Talley, an artist and retired college biology teacher, has—prior to the Reflecting Pool situation—made dozens of algae-themed suncatchers out of UV resin.

From Slate Jun. 27, 2026

The 50-year-old lives outside the forest but calls himself a "jungle man" after years tapping resin from its trees.

From Barron's Jun. 25, 2026

They simply weren’t my taste anymore, and I didn’t like how the resin had yellowed over time.

From MarketWatch Jun. 16, 2026

To put its harm in perspective, a first-of-its-kind report from Vinyl Alliance, published in June 2024, found that 50% of a record’s carbon emissions come from this resin.

From Los Angeles Times Jun. 5, 2026

I took a handful of the denner resin out of the oilskin sack, carried it down, and threw it on the edge of the fire.

From "The Name of the Wind" by Patrick Rothfuss

Biomass Resin employs 10 people in Namie, including a 20-year-old who returned, and hopes to expand.

From Reuters Mar. 9, 2023

Resin has been used by humans since antiquity and is found today in a dizzyingly broad array of products, from paint and solvents to pharmaceuticals, plastics and cosmetics.

From Seattle Times Aug. 22, 2021

Resin, which gets brittle over time, grows increasingly fragile as it ages.

From Los Angeles Times May 28, 2020

Resin is used by most, if not all, competitors in tug-of-war competitions - apparently it improves your grip.

From BBC May 15, 2019

Ule and dock are Both for binding Reh for seeking Kel for finding Gea key Teh lock Pesin water Resin rock Before I could go any further, sixth bell struck.

From "The Name of the Wind" by Patrick Rothfuss

More broadly, diesel fuel and jet fuel, as well as petroleum-based products like plastic resins were up on the month as well.

From Barron's Jun. 11, 2026

Prices of products made from oil derivatives, such as plastic resins and chemicals, also rose sharply.

From MarketWatch Jun. 11, 2026

The use of aromatic resins, gums and woods like frankincense and myrrh dates back to ancient Egypt.

From The Wall Street Journal Jun. 2, 2026

Many of those operations used petrochemical products and solvents such as resins, adhesives and acrylic compounds like methyl methacrylate, the chemical at the center of the Orange County crisis.

From Los Angeles Times May 27, 2026

Ancient Greeks discovered the uses of various mixtures of petroleum, pitch, resins, sulfur, and quicklime as incendiary weapons, delivered by catapults, arrows, firebombs, and ships.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond

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