# robonaut

> English word · Noun

## Definitions
1. A humanoid robot designed to perform relatively complex physical operations on space missions.

## Etymology
From robo- + -naut (a robotic astronaut).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/robonaut