Earthian

E1A1R1T1H4I1A1N1
UK/ˈɜː.θi.ən/US/ˈɝ.θi.ən/

adjective

Of or from the planet Earth.

RareScrabble 11

Meanings

adjectiveEarthian (comparative more Earthian, superlative most Earthian)

comparative more Earthian · superlative most Earthian · alternative Earthean

  1. literatureOf or from the planet Earth.

    Septimus Spink, sole survivor of the Earthian space ship...

    1955. Fantastic Universe: Science Fiction, Great American Publications: 1955, page 41
    2 more examples

    An Earthian metallurgist could tell very easily that 'aluminum' was molybdenum...

    1975. Hilary Putnam. Mind, Language, and Reality. Cambridge University Press: 1975, page 226

    Nowadays speakers on Twin Earth are well aware (thanks to chemistry) that their word 'water' does not refer to the Earthian stuff.

    1997. Diego Marconi. Lexical Competence. MIT Press: 1997, page 174

    Synonyms: Earthish

nounEarthian (plural Earthians)

plural Earthians · alternative Earthean

  1. literatureA person from planet Earth.

    I most likely will be the second Earthian to reach that planet. ...

    1955. Fantastic Universe: Science Fiction, Great American Publications, 1955, page 41
    1 more example

    I inquired of one prominent Earthian: "What's of constructing ships and buildings...?"

    1940. America: A Catholic Review of the Week, America Press: 1940, page 420

    Synonyms: Earthling, Terran, Earthan, Earther, Earthican, Earthie, Earthlet, Earthling

proper noun

alternative Earthean

  1. rareliteratureA universal language spoken on Earth.

    According to Fodor's definition, it follows that 'water' in Twin Earthian means XYZ and not H2O.

    1997. Diego Marconi. Lexical Competence. MIT Press: 1997, page 102
    1 more example

    I thought the females spoke Earthian to you. Improving their Earthian was why they asked for a couple.

    2004. Sheri S. Tepper. The Companions. HarperCollins: 2004, page 79

    Synonyms: Earthish

Synonyms & antonyms

adjectiveOf or from the planet Earth.

Similar

proper nounA universal language spoken on Earth.

Similar

Origin

Rhymes & wordplay

Anagrams

Cite this entry
APA

Earthian. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Earthian

MLA

“Earthian.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Earthian. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “Earthian,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Earthian.

Source: Earthian on Wiktionary, CC BY-SA 4.0.