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PIARC (World Road Association), founded in 1909 and comprising 125 member governments from all over the world, is the global forum for exchange of knowledge and experience on roads, road transport policies and practices. With consultative status to the Economic and Social Council of the United Nations, the Association is contributing to a stable and sustainable global development of the road and transport sector.

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Search a term in the Road Dictionary

The new dictionary: all terms collected in one!

  • Reference languages: English and French.
  • September 2019 16,355 concepts, about 3,200 of which are defined.
  • Available 100 % in Dutch, English, French and Spanish
  • Partly available in Arabic, Catalan, Chinese, Croatian, Czech, Danish, Estonian, Finnish, German, Greek, Hebrew, Hindi, Hungarian, Icelandic, Italian, Japanese, Korean, Latvian, Lithuanian, Maltese, Nepali, Norwegian, Persian, Polish, Portuguese, Romanian, Russian, Serbian, Slovene, Swedish, Turkish, Ukrainian and Vietnamese.