Definition of internaut in English:

internaut

noun

informal
  • A user of the Internet, especially a habitual or skilled one.

    ‘the newest generation of Internauts are the business or commercial users’
    • ‘The two so-called internauts will have everything necessary for a normal life, such as food and beds.’

Origin

1990s: blend of Internet and astronaut.

Pronunciation

internaut

/ˈɪntənɔːt/