Definition of cybernaut in English:
1An expert or habitual user of the Internet.
- When his connection package arrived, the fledgling cybernaut followed the enclosed instructions to the letter - but to no avail.
- Some cybernauts said they weren't even clear on Zhao's contribution, but were nonetheless indignant at attempts to sweep under the rug the death of a man who played such an important historical role.
- Other news from Camp I, Vernon Tejas reports to all cybernauts out there that the team's pull through the Icefall yesterday was completed in a very timely fashion.
1960s (in the senses 'robot' and 'cyborg'): from cyber-, on the pattern of astronaut.
Definition of cybernaut in:
- US English dictionary