The difference between Subaqueous and Underwater

When used as adjectives, subaqueous means existing below the water surface, whereas underwater means beneath the surface of the water, or of or pertaining to the region beneath the water surface.


Underwater is also noun with the meaning: underlying water or body of water, for example in an aquifer or the deep ocean.

Underwater is also adverb with the meaning: going beneath the surface of the water.

Underwater is also verb with the meaning: to water or irrigate insufficiently.

check bellow for the other definitions of Subaqueous and Underwater

  1. Subaqueous as an adjective:

    Existing below the water surface.

    Examples:

    "subaqueous deposits"

  2. Subaqueous as an adjective:

    Designed for underwater use.

    Examples:

    "a subaqueous helmet"

  3. Subaqueous as an adjective:

    Weak and filtered

    Examples:

    "subaqueous light"

  1. Underwater as an adjective (not comparable):

    beneath the surface of the water, or of or pertaining to the region beneath the water surface

  2. Underwater as an adjective (nautical):

    beneath the water line of a vessel

  3. Underwater as an adjective (figuratively):

    Under water.

  4. Underwater as an adjective (finance):

    having negative equity; owing more on an asset than its market value

    Examples:

    "We've been underwater on our mortgage ever since the housing crash."

  1. Underwater as an adverb:

    going beneath the surface of the water

  1. Underwater as a noun:

    underlying water or body of water, for example in an aquifer or the deep ocean

  2. Underwater as a noun (fishing):

    A type of lure which lies beneath the water surface.

  1. Underwater as a verb (agriculture, horticulture):

    to water or irrigate insufficiently

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