Origin: Latin suffix -tion
Respiration has 4 different meanings across 1 category:
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
"The plant's respiration continues at night, releasing stored energy while consuming oxygen and producing carbon dioxide."
the bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation
"After running up the hill, she leaned against the tree to let her respiration return to normal."
The process of inhaling and exhaling; breathing, breath.
"After running up the stairs, she could feel her respiration quickening as she tried to catch her breath."