helionaut

H4E1L1I1O1N1A1U1T1

noun

Someone who travels to the Sun; an explorer of the Sun.

Scrabble 12
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Meanings

nounhelionaut (plural helionauts)

plural helionauts

  1. rareliteratureSomeone who travels to the Sun; an explorer of the Sun.

    IIRC from the director's commentary the name was chosen to add a bit of humility to the mission, lest the helionauts get too cocky about their cutting edge technology.

    2008 January 10, Jared, “Re: SUNSHINE (no spoilers)”, in rec.arts.movies.current-films (Usenet)

Origin

From helio- + -naut.

Full word history & related roots →

Rhymes & wordplay

Anagrams

nahuelito
Cite this entry
APA

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

MLA

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

Chicago

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

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