respiration

Meanings

Plural: respirations

Noun

• the metabolic processes whereby certain organisms obtain energy from organic molecules; processes that take place in the cells and tissues during which energy is released and carbon dioxide is produced and absorbed by the blood to be transported to the lungs
• a single complete act of breathing in and out
  • "thirty respirations per minute"
• the bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation
• The process of inhaling and exhaling; breathing, breath.
• An act of breathing; a breath.
• Any similar process in an organism that lacks lungs that exchanges gases with its environment.
• The process by which cells obtain chemical energy by the consumption of oxygen and the release of carbon dioxide.

Synonyms

breathing, cellular respiration, external respiration, internal respiration, ventilation

Related Words

circulatory system, pulmonary circulation, respire