respire UK /ɹɪˈspʌɪə/US /ɹɪˈspaɪɹ/verb 5noun 1forms 5 verb5 •To breathe in and out successively. •To take up oxygen and produce carbon dioxide (as animals do), or vice versa (as plants do).All living things respire or breathe. To many of us this means that they take in oxygen and give out carbon dioxide. — 1964 •To (inhale and) exhale; to breathe.They were the last moments he might ever respire near her, who was then doubtless wrapt in peaceful sleep, whilst he wandered distracted without. — 1838 •To recover one's breath or breathe easily following stress.The breath of heav'n fresh-blowing, pure and sweet, / With day-spring born; here leave me to respire. — 1671 •(no longer used) To recover hope, courage, or strength after a time of difficulty. noun1 •(no longer used) Rest, respite.He cast to suffer him no more respire, But gan his sturdie sterne about to weld, And him so strongly stroke, that to the ground him feld. — 1590 formsrespired · respiring · respires · respireth · respirest