• WordNet 3.6
    • v rosin rub rosin onto "rosin the violin bow"
    • n rosin any of a class of solid or semisolid viscous substances obtained either as exudations from certain plants or prepared by polymerization of simple molecules
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Webster's Revised Unabridged Dictionary
    • n Rosin The hard, amber-colored resin left after distilling off the volatile oil of turpentine; colophony.
    • v. t Rosin To rub with rosin, as musicians rub the bow of a violin. "Or with the rosined bow torment the string."
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Century Dictionary and Cyclopedia
    • n rosin Same as resin.
    • n rosin Specifically Resin as employed in a solid state for ordinary purposes. It is obtained from turpentine by distillation. In this process the oil of the turpentine comes over, and the rosin remains behind. Rosin varies in color from dark brown or black to white, according to its purity and the degree of heat used in its preparation. Chemically it is the anhydrid of abietic acid. It has the physical and chemical properties common to all resins. It is used in common varnishes, is combined with tallow to make common candles, is used by founders to give tenacity to their cores, by tinmen and plumbers as a flux for their solder, for rubbing on violin-bows, and for many other purposes. Also called colophony.
    • rosin To cover or rub with rosin.
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Chambers's Twentieth Century Dictionary
    • n Rosin roz′in the solid left after distilling off the oil from crude turpentine
    • v.t Rosin to rub or cover with rosin
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Webster's Revised Unabridged Dictionary
A variant of resin,


In literature:

They contained a few spare strings for his kit, and a piece of rosin for his bow.
"Godfrey Morgan" by Jules Verne
Schemes were devised to line the inside of barrels with rosin, but always the stuff stole forth to freedom.
"Little Journeys to the Homes of the Great, Volume 11 (of 14)" by Elbert Hubbard
Hurrah for Rosine and old Denmark!
"Chambers's Edinburgh Journal, No. 457" by Various
In one of his unaccountable culinary lapses, he baked the beans that night in rosin.
"Roosevelt in the Bad Lands" by Hermann Hagedorn
Rosin forest, 35. ii.
"Our Fathers Have Told Us" by John Ruskin
Out of these forests, the inhabitants manufacture turpentine, rosin and tar in great quantities.
"History of the Eighty-sixth Regiment, Illinois Volunteer Infantry, during its term of service" by John R. Kinnear
Apply the rosin to the joint, then with the heated iron and some solder tack the seam on the top, then on the bottom and middle.
"Elements of Plumbing" by Samuel Dibble
Rosin weeds were collected and piled in heaps.
"The Wind Before the Dawn" by Dell H. Munger
The United States produces more turpentine and rosin than any other country in the world.
"Scouting For Girls, Official Handbook of the Girl Scouts" by Girl Scouts
A little sizing is also added, made of rosin.
"Makers of Many Things" by Eva March Tappan

In news:

James Stanley Rosin , of Chugiak, died on Feb 22, 2012 at Alaska Regional in Anchorage.
Another Nats rosin bag celebration.
Michael Morse hits Jayson Werth with a rosin bag.
Hanna Rosin , an Atlantic national correspondent, is the author of the book The End of Men based on her story in the July/August 2010 Atlantic.
Hanna Rosin on The New American Family.
Rosin of Elbow Lake, passed away on Monday, May 7, 2001, at her home, having reached the age of 85 years.
Elsie Lillian Rosin Heigl, age 93 of Howard Lake, was called home to her Savior on Wednesday, Jan 24, 2001, surrounded by her family.
Hanna Rosin Debates Her Husband Over Whether Men Are Dead.
For Life After Men, Hanna Rosin and Gail Collins Look to Scandinavia.
Michael Morse hits Jayson Werth with a rosin bag .
For Life After Men, Hanna Rosin and Gail Collins Look to Scandinavia .
You'll also need a roll of 60/40 rosin core solder and safety glasses.
Hanna Rosin Posted Saturday, Jan 17, 2009, at 7:01 AM ET.
Hanna Rosin Posted Tuesday, April 24, 2012, at 6:55 AM ET. Dr Rosin of Edison , NJ, has been named a Patients' Choice Award Winner for 2012.

In science:

Therefore, the interference can decrease the generalization ability of the network. A decrease of generalization quality in neural networks can also be an effect of overfitting (Schaffer, 1991; Rosin and Fierens, 1995; Lawrence et al., 1997; Lawrence and Giles, 2000).
On Interference of Signals and Generalization in Feedforward Neural Networks
One could imagine the electrons being effectively adiabatic if (or in the regions where) the plasma instabilities give rise to large fluctuati ons of the magnetic field ( δB/B0 ∼ 1) at the ion gyroscale reducing the mean free path to λmfpi ∼ ρi (Schekochihin et al. 2008a; Rosin et al. 2009; Rincon et al. 2009).
Astrophysical gyrokinetics: kinetic and fluid turbulent cascades in magnetized weakly collisional plasmas