orthopnea etymology

English word orthopnea comes from English ortho-, English -pnea ((physiology) breathing, respiration.)

Detailed word origin of orthopnea

Dictionary entryLanguageDefinition
ortho- English (eng) (chemistry) Having an extra proportion of water. (chemistry) in isomeric benzene derivatives, having the two substituents in adjacent positions (compare meta- and para-). (physics) of any molecule of the form X2 in which the two nuclei have parallel spin. Straight, right, proper.
-pnea English (eng) (physiology) breathing, respiration.
orthopnea English (eng)

Words with the same origin as orthopnea

Descendants of ortho-
orthite orthoacid orthoboric orthocenter orthodata orthoester orthoevolution orthograde orthographical orthohedron orthohelium orthohydrogen orthonormal orthonormalised orthopedics orthophenylene orthopinacoid orthopositronium orthoquartzite orthorectify orthosteric orthosymplectic orthotropy orthotypography
Descendants of -pnea
apnea apneic apnoea bradypnea bradypnoea dyspnea dyspnoea eupnea eupnoea hyperpnea hyperpneic hyperpnoea hypopnea hypopnœa orthopnoea platypnea polypnea tachypnea tachypnoea trepopnea