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A translucent yellowish to dark brown resin derived from the stumps or sap of various pine trees, composed chiefly of abietic acid and related compounds, and used to increase sliding friction, as on the bows of certain stringed instruments, and to manufacture a wide variety of products including varnishes, inks, linoleum, adhesives, and soldering compounds. Also called colophony.
tr.v. ros·ined, ros·in·ing, ros·ins
To coat or rub with rosin.

[Middle English, variant of resin; see resin.]

ros′in·y adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (Elements & Compounds) Also called: colophony a translucent brittle amber substance produced in the distillation of crude turpentine oleoresin and used esp in making varnishes, printing inks, and sealing waxes and for treating the bows of stringed instruments
2. (Elements & Compounds) (not in technical usage) another name for resin1
(Elements & Compounds) (tr) to treat or coat with rosin
[C14: variant of resin]
ˈrosiny adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈrɒz ɪn)

1. the yellowish to amber, translucent, brittle resin left after distilling the oil of turpentine from the crude oleoresin of the pine: used esp. in making varnishes and for rubbing on the bows of stringed instruments.
2. resin.
3. to cover or rub with rosin.
[1300–50; Middle English < Old French rosine (or < Medieval Latin rosīna), unexplained alter. of resine resin]
ros′in•y, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


Past participle: rosined
Gerund: rosining

I rosin
you rosin
he/she/it rosins
we rosin
you rosin
they rosin
I rosined
you rosined
he/she/it rosined
we rosined
you rosined
they rosined
Present Continuous
I am rosining
you are rosining
he/she/it is rosining
we are rosining
you are rosining
they are rosining
Present Perfect
I have rosined
you have rosined
he/she/it has rosined
we have rosined
you have rosined
they have rosined
Past Continuous
I was rosining
you were rosining
he/she/it was rosining
we were rosining
you were rosining
they were rosining
Past Perfect
I had rosined
you had rosined
he/she/it had rosined
we had rosined
you had rosined
they had rosined
I will rosin
you will rosin
he/she/it will rosin
we will rosin
you will rosin
they will rosin
Future Perfect
I will have rosined
you will have rosined
he/she/it will have rosined
we will have rosined
you will have rosined
they will have rosined
Future Continuous
I will be rosining
you will be rosining
he/she/it will be rosining
we will be rosining
you will be rosining
they will be rosining
Present Perfect Continuous
I have been rosining
you have been rosining
he/she/it has been rosining
we have been rosining
you have been rosining
they have been rosining
Future Perfect Continuous
I will have been rosining
you will have been rosining
he/she/it will have been rosining
we will have been rosining
you will have been rosining
they will have been rosining
Past Perfect Continuous
I had been rosining
you had been rosining
he/she/it had been rosining
we had been rosining
you had been rosining
they had been rosining
I would rosin
you would rosin
he/she/it would rosin
we would rosin
you would rosin
they would rosin
Past Conditional
I would have rosined
you would have rosined
he/she/it would have rosined
we would have rosined
you would have rosined
they would have rosined
Collins English Verb Tables © HarperCollins Publishers 2011
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.rosin - any of a class of solid or semisolid viscous substances obtained either as exudations from certain plants or prepared by polymerization of simple moleculesrosin - any of a class of solid or semisolid viscous substances obtained either as exudations from certain plants or prepared by polymerization of simple molecules
East India kino, Malabar kino, kino gum - reddish or black juice or resin from certain trees of the genus Pterocarpus and used in medicine and tanning etc
organic compound - any compound of carbon and another element or a radical
natural resin - a plant exudate
synthetic resin - a resin having a polymeric structure; especially a resin in the raw state; used chiefly in plastics
Verb1.rosin - rub rosin onto; "rosin the violin bow"
rub - move over something with pressure; "rub my hands"; "rub oil into her skin"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
راتينْج القَلْفونِيَّه: مادَّة صِمْغيَّه
hård harpiks
kalafunaprírodná živica


[ˈrɒzɪn] Ncolofonia f
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005


nHarz nt, → Kolophonium nt (esp Mus)
vtmit Harz or Kolophonium behandeln
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007


(ˈrozin) noun
the hardened resin of some trees, used on the bows of stringed musical instruments.
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.
References in classic literature ?
The Parsee, leading the others, noiselessly crept through the wood, and in ten minutes they found themselves on the banks of a small stream, whence, by the light of the rosin torches, they perceived a pyre of wood, on the top of which lay the embalmed body of the rajah, which was to be burned with his wife.
When all the keeper's goods were flung upon this costly pile, to the last fragment, they smeared it with the pitch, and tar, and rosin they had brought, and sprinkled it with turpentine.
Our carpenter being prepared to grave the outside of the ship, as well as to pay the seams where he had caulked her to stop the leaks, had got two kettles just let down into the boat, one filled with boiling pitch, and the other with rosin, tallow, and oil, and such stuff as the shipwrights use for that work; and the man that attended the carpenter had a great iron ladle in his hand, with which he supplied the men that were at work with the hot stuff.
His fiddle is out of tune, and there is no rosin on his bow, but still he is an inspired man--the hands of the muses have been laid upon him.
Rosin itself was found to be active in the in vivo twostage mouse skingacrcinogenesis test with DMBA and TPA.
What happened instead, writes Hanna Rosin, an Atlantic contributing editor, was that crime followed their path, devastating new neighborhoods, spreading robberies and murders across a wider city swath and, in 2007, turning Elvis's hometown into the nation's most violent city.
TEAM EFFORT: Joanne Dodd, back, and baby Rosin with specialist diabetic nurse Michelle Hook, left, and Dr Jolanta Weaver.
When flakes of softwood are exposed to heat during the press cycle, and at temperatures as low as 90 [degrees]C, losses in lignin, holocellulose, and acetyls combined with a general degradation of the hemicellulose to various sugars results in a complex mixture of acids generally described as decarboxylated rosin acids (Hawley's Condensed Chemical Dictionary 2002, Kolin and Dannon 1998).
Organized in association with the Muse Rosin, Paris, the show, which inaugurates Coonskin's new premises at 91 Walton Street (+44 [0]20 7581 9056), forms an excellent complement to the major Rosin exhibition currently at the Royal Academy.
James James responded to Mr Atkins' letter by suggesting he was unaware of Tiptin O' Rosin the Beau and the controversy raged within the letters pages of the Western Mail for months.
Akzo Nobel's inks and adhesive resins business (IAR) mainly manufactures products based on rosin (a pine tree derivative), including rosin resins, hybrid resins and other rosin products, with a focus on printing inks and the adhesives industries.