definition of
respire

[1] #1 respire v. breathe easily again, as after exertion or anxiety. wn

[2] #2 respire v. undergo the biomedical and metabolic processes of respiration by taking up oxygen and producing carbon monoxide. wn

[3] #3 respire v. [breathe, take a breath, suspire] draw air into, and expel out of, the lungs; "I can breathe better when the air is clean"; "The patient is respiring". wn