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brass wind musical instrument, created in France about 1830 by adding valves to the post horn. It is usually in B flat and is the same size as the B flat trumpet, but has a more conical bore. The cornet, a transposing instrumenttransposing instrument,
a musical instrument whose part in a score is written at a different pitch than that actually sounded. Such an instrument is usually referred to by the keynote of its natural scale—the clarinet in A, for example—in which case A is sounded when
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, has a less brilliant tone but greater agility than the trumpet. It has long been a standard instrument in bands. In the orchestra, the cornet is used with the trumpet. It was used extensively in jazzjazz,
the most significant form of musical expression of African-American culture and arguably the most outstanding contribution the United States has made to the art of music. Origins of Jazz

Jazz developed in the latter part of the 19th cent.
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 in the early 20th cent. It should not be confused with the cornett, an instrument of the Middle Ages and Renaissance, which used a cup mouthpiece on a wooden or ivory body supplied with fingerholes similar to those on woodwinds. A bass cornett was used until the early 19th cent.
The Columbia Electronic Encyclopedia™ Copyright © 2013, Columbia University Press. Licensed from Columbia University Press. All rights reserved.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.



a junior officer rank in the Russian cavalry.

The rank of cornet was introduced in 1801 throughout the whole cavalry, except in the dragoon and cossack regiments, and corresponded to the rank of ensign (until 1884) and of second lieutenant (from 1884) in the rest of the troops. From 1882 the rank of cornet was introduced in the dragoon regiments and then in the gendarmerie and the frontier troops. It was abolished in 1917.



a wind instrument; consists of a joining of cylindrical and conical brass pipes ending in a bell, a valve mechanism (cylindrical or pump), and an attached mouthpiece. The instrument (without mouthpiece) is 295–320 mm long. The cornet is used in opera and symphony orchestras but is most significant in brass bands.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
Lyon threatened again on 28 minutes when Ferland Mendy found Cornet with a superb cross, but his first touch was woeful and Laporte did just enough to put him off.
The WTA welcomed the US Open's response, saying in a statement: "The code violation that USTA (United States Tennis Association) handed to Alize Cornet during her first round match at the US Open was unfair and it was not based on a WTA rule, as the WTA has no rule against a change of attire on court.
Mr Merrilees had described how he had rowed with Mr Cornet in the events leading to his death.
Cornet went on to meet Flipkens two more times in 2014 in Rome [6-3, 6-2] and Wuhan [7-6(4), 1-6, 6-3], winning both matches to take the pair's head-to-head record to 3-2 in Cornet's favour, or 3-3 if you count a 2011 qualifier at Indian Wells won by Flipkens.
Williams suffered her earliest Wimbledon defeat since 2005 as Cornet, ranked 24th, won 1-6, 6-3, 6-4 on Court One to claim her second victory of the year over the world number one.
Cornet also beat the 32-year-old American at the Dubai Championships in February.
Cornet reached Wimbledon's fourth round for the first time, scalping Williams again after beating the world number one in Dubai in February.
The No.1 seed appeared to be cruising past Alize Cornet but lost her way and joined her sister Venus on the sidelines following a three-set defeat.
But Cornet fought back and went 5–0 ahead in the second set before eventually winning it.
Her message for Cornet was in the form of a compliment followed by a warning.
The Italian hit back to level, but the title looked to be Cornet's when she raced into a 3-0 lead in the decider.