Jazz club
A jazz club is a venue
Music venue
A music venue is any location used for a concert or musical performance. Music venues range in size and location, from an outdoor bandshell or bandstand or a concert hall to an indoor sports stadium. Typically, different types of venues host different genres of music...

 where the primary entertainment is the performance of live jazz
Jazz is a musical style that originated at the beginning of the 20th century in African American communities in the Southern United States. It was born out of a mix of African and European music traditions. From its early development until the present, jazz has incorporated music from 19th and 20th...

 music. Jazz clubs have been in large rooms in the eras of Orchestral jazz
Orchestral jazz
Orchestral jazz is a jazz genre developed in the United States in the 1920s, most significantly by Fletcher Henderson and Duke Ellington.As early as the 1910s there had been dance orchestras playing the popular songs of the day along with a smattering of jazz...

 and big band jazz and when its popularity as a dance music was common. With the transition to styles like Bebop
Bebop differed drastically from the straightforward compositions of the swing era, and was instead characterized by fast tempos, asymmetrical phrasing, intricate melodies, and rhythm sections that expanded on their role as tempo-keepers...

 and later, played by smaller numbers of musicians such as quartets and trios
Jazz trio
The term "piano trio" in jazz usually refers to a group comprising a pianist, a double bass player and a drummer. The pianist is usually considered the leader of these trios, and trios are usually named after their pianist...

 smaller clubs became practical.

Contemporarily such venues may be found in the basement
__FORCETOC__A basement is one or more floors of a building that are either completely or partially below the ground floor. Basements are typically used as a utility space for a building where such items as the furnace, water heater, breaker panel or fuse box, car park, and air-conditioning system...

 of larger residential buildings, or as simple storefront locations. They can be rather small compared to other music venues, reflecting the intimate atmosphere of jazz concerts and long term decline in interest in Jazz. Despite being called "clubs", these venues are usually not exclusive.
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