Underwater

/ˌʌndərˈwɔːtər/

Meaning & Definition

noun
The region below the surface of the water.
Explorers spent hours surveying the underwater in search of lost artifacts.
A condition or state of being submerged in water.
The underwater was particularly challenging due to low visibility.
adjective
Located, occurring, or performed beneath the surface of water.
The underwater reef is home to a diverse range of marine life.
Relating to activities or devices that operate below the surface of water.
The underwater photography equipment was essential for capturing images of the ocean floor.

Etymology

From 'under' + 'water'; first recorded use in the early 19th century.

Common Phrases and Expressions

underwater diving
A sport or activity that involves swimming under the water, typically with special equipment.
underwater welding
A technique used in certain construction and repair jobs that involves welding underwater.
underwater basket weaving
A humorous term for an easy or trivial class or activity.

Related Words

submarine
A type of watercraft capable of independent operation underwater.
scuba
A device used for breathing underwater, typically including a tank of compressed air.

Slang Meanings

Underwater poker
A poker game played while submerged, involving unique challenges.
Underwater pressure
Feeling immense pressure similar to being at great depth underwater.