e/NHL-WHA merger

Information
has gloss	eng: The 1979 merger of the NHL and WHA was the culmination of several years of negotiations between the National Hockey League (NHL) and the World Hockey Association (WHA) that resulted in four WHA franchises, the Edmonton Oilers, New England Whalers, Quebec Nordiques and Winnipeg Jets, joining the NHL as expansion franchises for the 1979–80 season. The agreement ended the seven year existence of the WHA, and re-established the NHL as the lone major league in North American hockey.
lexicalization	eng: NHL-WHA merger
lexicalization	eng: NHL–WHA merger
instance of	(noun) a venture by a partnership or conglomerate designed to share risk or expertise; "a joint venture between the film companies to produce TV shows" joint venture