1. Hypothetical or imaginary inhabitants of the Moon.
Usage: plural form; chiefly literary or speculative; often used in science fiction
2. People who are fascinated by or devoted to the Moon and lunar exploration.
Usage: plural form; informal

Examples

• Early science fiction writers imagined lunarians as advanced civilizations living beneath the Moon's surface.
• The novel depicted lunarians communicating through telepathy.
• Some lunarians in the astronomy club spent every clear night observing lunar features.
• Ancient philosophers speculated about whether lunarians could exist in such a harsh environment.
• The space agency's mission aimed to search for any evidence of past lunarian life.
• Lunarians have long captured the imagination of writers and dreamers throughout history.