WAN
US /wɑːn/
UK /wɑːn/

1.
WAN, réseau étendu
a computer network that extends over a large geographical area, such as across cities, countries, or even continents. It connects multiple local area networks (LANs) and other smaller networks.
:
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Our company uses a WAN to connect its offices worldwide.
Notre entreprise utilise un WAN pour connecter ses bureaux dans le monde entier.
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The internet is the largest example of a WAN.
Internet est le plus grand exemple de WAN.