[ad_1] noun Pathology.
- 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.
- lack of oxygen in the blood due to restricted respiration; suffocation. If severe enough and prolonged, it causes death
1706, “stoppage of pulse,” from Modern Latin, from Greek asphyxia “stopping of the pulse,” from a- “not” (see (3)) + sphyzein “to throb.” The current sense of “suffocation” is from 1778, but it is a “curious infelicity of etymology” [OED] because victims of suffocation have a pulse for some time after breathing has stopped.
- A condition in which an extreme decrease in the amount of oxygen in the body accompanied by an increase of carbon dioxide leads to loss of consciousness or death.
- 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.