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Synonyms

asphyxia

American  
[as-fik-see-uh] / æsˈfɪk si ə /

noun

Pathology.
  1. the extreme condition caused by lack of oxygen and excess of carbon dioxide in the blood, produced by interference with respiration or insufficient oxygen in the air; suffocation.


asphyxia British  
/ æsˈfɪksɪə /

noun

  1. lack of oxygen in the blood due to restricted respiration; suffocation. If severe enough and prolonged, it causes death

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

asphyxia Scientific  
/ ăs-fĭksē-ə /
  1. A condition characterized by an extreme decrease in the amount of oxygen in the body accompanied by an increase of carbon dioxide, caused by an an inability to breathe. Asphyxia usually results in loss of consciousness and sometimes death.


Other Word Forms

Etymology

Origin of asphyxia

First recorded in 1700–10; from New Latin, from Greek asphyxía “a stopping of the pulse,” equivalent to a- a- 6 + sphýx(is) “pulse” + -ia -ia

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.

Medical evidence heard during the new inquests stated that the victims who died from asphyxia at Hillsborough were likely to have been subjected to pressure that waxed and waned.

From BBC • Feb. 7, 2026

The autopsy determined he died from asphyxia after aspirating on his own vomit, and that his death was accidental.

From Los Angeles Times • Oct. 15, 2025

A cause of death for Liliwen was given as asphyxia or a lack of oxygen during birth.

From BBC • Jul. 8, 2025

He said the methods he teaches don’t run afoul of California’s law because prone restraint doesn’t carry a serious risk of positional asphyxia.

From Seattle Times • May 14, 2024

In 1844 he was secretary to the physiological section of the British Association, and in 1845 he was awarded the Fothergillian gold medal of the Royal Humane Society for his essay on asphyxia.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 7 "Equation" to "Ethics" by Various

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