Search Result for "expiratory": 
Wordnet 3.0

ADJECTIVE (1)

1. of or relating to the breathing out phase of respiration; 



The Collaborative International Dictionary of English v.0.48:

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]


WordNet (r) 3.0 (2006):

expiratory
    adj 1: of or relating to the breathing out phase of respiration