/ eksˈheɪl; NAmE / verb
to breathe out the air or smoke, etc. in your lungs :
[ v ]
He sat back and exhaled deeply.
[ vn ]
She exhaled the smoke through her nose.
OPP inhale
► ex·hal·ation / ˌekshəˈleɪʃn; NAmE / noun [ U , C ]
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WORD ORIGIN
late Middle English (in the sense be given off as vapour ): from Old French exhaler , from Latin exhalare , from ex- out + halare breathe.