underwater pressure

[/ˌʌndərˈwɔːtər ˈprɛʃər/]
nounpl: underwater pressures
pressão subaquática
1. The force exerted by water on objects or organisms at depths below the water surface, increasing with depth due to the weight of water above
Divers must equalize underwater pressure in their ears to avoid injury.
Os mergulhadores devem equalizar a pressão subaquática em seus ouvidos para evitar lesões.
2. In physics, the hydrostatic pressure experienced by submerged objects, calculated as the product of water density, gravitational acceleration, and depth
The underwater pressure at 100 meters depth is approximately 11 atmospheres.
A pressão subaquática em 100 metros de profundidade é aproximadamente 11 atmosferas.
3. Figuratively, stress or tension experienced in underwater activities or situations
The team worked well together despite the underwater pressure of the deep-sea mission.
A equipe trabalhou bem junta apesar da pressão subaquática da missão em águas profundas.
This term is particularly relevant in Brazilian culture due to the country's extensive coastlines and popular diving destinations like Fernando de Noronha and the Abrolhos Archipelago. Diving instruction and marine biology education frequently employ this terminology. The phrase is also used metaphorically in Portuguese to describe stressful situations, similar to English usage.
Synonyms / Sinônimos
hydrostatic pressurewater pressuredeep-sea pressuresubmersion pressure
Antonyms / Antônimos
atmospheric pressuresurface pressureair pressure

Regional Variations

General Brazilian Portuguese
pressão subaquática
Standard term used in diving and scientific contexts
Brazil - Technical/Scientific
pressão hidrostática
More technical variant emphasizing the physical principle
Portugal
pressão subaquática
Same as Brazilian Portuguese; also used in European diving instruction
Brazil - Colloquial
pressão da água
Simplified everyday expression, less precise

Related Words

depthbuoyancydecompressionbarotraumadiving physicsnitrogen narcosis

Related Idioms & Phrases

under pressure
feeling the pressure
pressure cooker situation
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