Akademik

Parkinson's law
n. the notion that work expands so as to fill the time available for its completion.
Etymology: C. N. Parkinson, Engl. writer b. 1909

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ˈParkinson's law f10 noun uncountable (humorous)
the idea that work will always take as long as the time available for it
 
Word Origin:
[Parkinson's law] 1950s: named after Cyril Northcote Parkinson (1909–93), English writer.  
Culture:
People often mention Parkinson’s law when talking humorously about bureaucracy (= a system of official rules and ways of doing things which seem too complicated). The historian Cyril Northcote Parkinson (1909–1993) first wrote about the idea in his book about the British Civil Service, Parkinson’s Law: The Pursuit of Progress (1957).
Compare Murphy's law
.

Useful english dictionary. 2012.