Definition of john venn:
(N) :
John Venn, FRS, FSA (4 August 1834 – 4 April 1923) was an English mathematician, logician and philosopher noted for introducing Venn diagrams, which are used in logic, set theory, probability, statistics, and computer science.
(N) :
(1586 – 28 June 1650) an English politician who sat in the House of Commons from 1641 to 1650.
(N) :
an English logician and mathematician.
(N) :
John Venn D.D. (died 8 October 1687) was an English academic administrator at the University of Oxford.
(N) :
(9 March 1759 – 1 July 1813) a priest of the Church of England who was a central figure of the group of religious philanthropists known as the Clapham Sect.