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Definition of resin

resin

/ˈrɛzɪn/
res · in

Adverb:resinously
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Plural:resins
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Adjective:resinous
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Past Simple:resined
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Past Participle:resined
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Present Participle:resining
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resin Lexical Profile

resin Game Scores & Validity

• noun

1

A sticky, flammable organic substance, insoluble in water, exuded by some trees and other plants (especially fir and pine).

Example

"The hiker's hands were sticky with pine resin after collecting firewood."


2

A solid or highly viscous synthetic polymer used as the basis for plastics, adhesives, varnishes, or other industrial products.

Example

"The sculptor poured a clear epoxy resin into the mold to create a transparent cast."

Synonyms
View all synonyms for resin

• verb

1

To rub or treat a surface with resin, especially to apply it to a stringed instrument's bow to increase friction.

Example

"The violinist paused to resin her bow before beginning the difficult concerto."

Word Nuance & Usage

While 'resin' broadly refers to natural or synthetic sticky polymers, it is sometimes confused with 'rosin', which specifically denotes the solid, refined natural resin used to treat the bows of stringed instruments.

Word Origin & Etymology

Late Middle English: from Old French resine, from Latin resina, from Greek rhētinē 'pine resin'.

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Resin. In Wordmom Dictionary. Retrieved Oct 21, 2026, from https://wordmom.com/dictionary/resin
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