Expiratory

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Expiratory \Ex*pir"a*to*ry\, a. (Physiol.)
     Pertaining to, or employed in, the expiration or emission of
     air from the lungs; as, the expiratory muscles.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:



  expiratory
       adj : of or relating to the breathing out phase of respiration