resin

[ rez-in ]
/ ˈrɛz ɪn /

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.
a substance of this type obtained from certain pines; rosin.

verb (used with object)

to treat or rub with resin.

Origin of resin

1350–1400; Middle English < Old French resine < Latin rēsīna, probably < a non-IE language; compare Greek rhētī́nē pine resin, from a related source

Related forms

res·in·like, adjective

Can be confused

resin rosin

Definition for resin (2 of 2)

Resin

[ rez-in ]
/ ˈrɛz ɪn /

noun

a male given name.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for resin

British Dictionary definitions for resin

resin

/ (ˈrɛzɪn) /

noun

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
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, etcCompare plastic (def. 1)

verb

(tr) to treat or coat with resin

Derived Forms

resinous, adjectiveresinously, adverbresinousness, noun

Word Origin for resin

C14: from Old French resine, from Latin rēsīna, from Greek rhētinē resin from a pine
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

Medicine definitions for resin

resin

[ rĕzĭn ]

n.

Any of numerous clear to translucent yellow or brown, solid or semisolid, viscous substances of plant origin, such as copal, rosin, and amber.
Any of numerous physically similar polymerized synthetics or chemically modified natural resins including thermoplastic materials and thermosetting materials.
Rosin.
A precipitate formed by the addition of water to certain tinctures.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for resin

resin

[ rĕzĭn ]

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

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.