1. Terranian - Noun
2. Terranian - Adjective
Terranian (plural Terranians)
(science fiction) An inhabitant of Earth.
Synonyms: Terran; see also Thesaurus:Earthling
Terranian (not comparable)
(science fiction) Relating to Earth or its people.
Synonyms: Terran; see also Thesaurus:Earthling