web chat
US /ˈweb tʃæt/
UK /ˈweb tʃæt/

1.
chat web, chat en línea
a system that allows people to communicate with each other in writing on the internet, or a conversation using this system
:
•
I had a long web chat with my friend who lives abroad.
Tuve un largo chat web con mi amigo que vive en el extranjero.
•
The company offers 24/7 customer support via web chat.
La empresa ofrece soporte al cliente 24/7 a través de chat web.