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English definition of “watershed”

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watershed

noun [S]
 
 
/ˈwɔːtəʃed/
an event or period that is important because it represents a big change in how people do or think about something: a watershed for sth/sb The buyout was hailed on Wall Street as a watershed for private equity.a watershed in sth/sb The pay agreement was a watershed in the development of the company's labour relations system.
the watershed in Britain, the time in the evening, usually 9 pm, after which television programmes that are not suitable for children can be shown: The script censors say which words can be used before the watershed.
watershed adjective [before noun]
(Definition of watershed from the Cambridge Business English Dictionary © Cambridge University Press)
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