Professional basketball refers to a number of leagues in which athletes play in sports arenas, on organized teams, for profit. The largest and most profitable league is the NBA. There's also the WNBA, the female equivelant. Numerous smaller leagues exist. Any player who plays on a professional basketball team disqualifies himself from participating in NCAA athletics. Profit is a positive return made on an investment by an individual or by business operations. ... The National Basketball Association of the United States and Canada, commonly known as the NBA, is the premier professional basketball league in North America. ... WNBA may also refer to WNBA-AM, a radio station in Illinois. ... The National Collegiate Athletic Association (NCAA, often said NC-Double-A) is a voluntary association of about 1200 institutions, conferences, organizations and individuals that organizes the athletics programs of many colleges and universities in the United States. ...
Professionalbasketball began (1896) in New York City and was at one time played on courts enclosed by wire mesh (basketball players are still occasionally referred to as “cagers”).
Until the 1950s it languished in popularity behind college basketball and such touring fl teams as the Harlem Globetrotters and the New York Rens.
The merger (1949) of the National Basketball League and the rival Basketball Association of America into the National Basketball Association (NBA) led to greater popularity.