prove out

verb

To turn out to be feasible, accurate, true, satisfactory, as expected, hoped, stated, etc.

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Meanings

verbprove out (third-person singular simple present proves out, present participle proving out, simple past proved out, past participle proved out or proven out)

present singular third person proves out · participle present proving out · past proved out · participle past proved out · participle past proven out

  1. intransitiveTo turn out to be feasible, accurate, true, satisfactory, as expected, hoped, stated, etc.
  2. transitiveTo demonstrate the feasibility of; to show or be shown to be feasible, accurate, true, satisfactory, as expected, hoped, stated, etc.

    Not that we’re afraid of things new. It’s just, before you put ’em on a system, they’ve gotta be demonstrated and proven and you’ve gotta have a lot of confidence in ’em. And we’re still in the stages where we're proving this out.

    2007 April 16, Les Johnson, Nell Boyce (reporter), “Space Tethers: Slinging Objects in Orbit?”, Morning Edition, National Public Radio http://www.npr.org/templates/story/story.php?storyId=9574513
Cite this entry
APA

prove out. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/prove%20out

MLA

“prove out.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/prove%20out. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “prove out,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/prove%20out.

Source: prove out on Wiktionary, CC BY-SA 4.0.