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nitrogen narcosis

American  

noun

Pathology.
  1. a semistupor, lightheadedness, or euphoria experienced by deep-sea divers when nitrogen from air enters the blood at higher than atmospheric pressure.


Etymology

Origin of nitrogen narcosis

First recorded in 1935–40

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Part of the reason lies in the challenge, another in how deep dives change the chemistry in the brain, creating nitrogen narcosis or a “rapture of the deep” that freedivers describe in lyrical terms.

From Washington Post

From 40 metres to 60 metres you get nitrogen narcosis and from 80 metres and deeper you get oxygen poisoning.

From The Guardian

At this depth, it’s possible to succumb to a condition known as nitrogen narcosis, in which breathing gases at high pressure causes mental, and sometimes physical, impairment.

From The Guardian

But some have speculated that nitrogen narcosis, or the “martini effect,” may have played a role in the tragedy.

From Time

Even experts risk equipment failures, insufficient decompression, and the dangerous confusion induced by nitrogen narcosis.

From National Geographic