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hydronaut

[ hahy-druh-nawt, -not ]

noun

  1. a person trained to work in deep-sea vessels for research and rescue purposes.

hydronaut

/ ˈhaɪdrəʊˌnɔːt /

noun

  1. navy a person trained to operate deep submergence vessels

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Word History and Origins

Origin of hydronaut1

An Americanism dating back to 1965–70; hydro- 1 + (aero)naut

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Word History and Origins

Origin of hydronaut1

C20: from Greek, from hydro- + -naut, as in aeronaut, astronaut

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