• synonyms


  1. a city in and the capital of Val-d'Oise, in N France, on the Oise River, NW of Paris.
Show More


  1. a department in N France. 482 sq. mi. (1248 sq. km). Capital: Pontoise.
Show More
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for pontoise

Historical Examples

  • Amiens, Pontoise, and Paris itself were among the scenes of these disorders.

    The Rise of the Hugenots, Vol. 1 (of 2)

    Henry Martyn Baird

  • Given under our signet in our town of Pontoise, the 17th day of August.

  • At Pontoise we suddenly discovered that we were on the wrong road.

    The Automobilist Abroad

    M. F. (Milburg Francisco) Mansfield

  • The Abbey of Maubuisson, near Pontoise, was the theatre of their misdeeds.

    Old and New Paris, v. 2

    Henry Sutherland Edwards

  • It was at Pontoise that St. Louis, in 1244, took the vow to go crusading.

    How France Built Her Cathedrals

    Elizabeth Boyle O'Reilly

British Dictionary definitions for pontoise


  1. a department of N France, in Île-de-France region. Capital: Pontoise. Pop: 1 121 614 (2003 est). Area: 1249 sq km (487 sq miles)
Show More
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012