underwater

adjective
UK: /ˌʌndəˈwɔːtə/
US: /ˌʌndərˈwɔːtər/

  1. Existing or happening below the surface of water.

    1. The camera is designed for underwater use so you can take pictures.
    2. The documentary featured stunning underwater footage of coral reefs and marine life.

Synonyms

submerged subaquatic
underwater adverb

  1. Below the surface of the water.

    1. The diver stayed underwater for a long time while repairing the ship.
    2. The treasure was found underwater, buried deep beneath the ocean floor sediment.

Frequently Asked Questions

The phonetic transcription of "underwater" is /ˌʌndəˈwɔːtə/ in British English and /ˌʌndərˈwɔːtər/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "underwater": submerged, subaquatic.

Example usage of "underwater": "The camera is designed for underwater use so you can take pictures.". More examples on the page.