Authenticité (Zaire) renaming of the nation from the Republic of the Congo to Zaire, a Portuguese mispronunciation of the Kikongo word "nzere" or "nzadi", which translates as "the river that swallows all rivers." It is generally unknown why the head of state chose a Portuguese colonial name instead of an authentic Congolese name. A biography about the President by "Le Monde" journalist Jean-Pierre Langellier, however, traces the naming of the currency "zaire" back to a dinner Mobutu had with his economic adviser Jacques de Groote and Belgian anthropoligst Jan Vansina, where the latter came up with the term as it believably designates,
Zaire ebolavirus to be preceded by the word "species". The names of its members (Zaire ebolaviruses) are to be capitalized, are not italicized, and used without articles. The species was introduced in 1998 as "Zaire Ebola virus". In 2002, the name was changed to "Zaire ebolavirus". A virus of the genus "Ebolavirus" is a member of the species "Zaire ebolavirus" if: "Zaire ebolavirus" diverged from its ancestors between 1960-1976. The genetic diversity of "Ebolavirus" remained constant before 1900. Then, around the 1960s, most likely due to climate change or human activities, the genetic diversity of the virus dropped rapidly and most lineages