Wordnet 3.0
ADJECTIVE (1)
1. 
 passing or able to pass air in and out of the lungs normally; 
 sometimes used in combination; 
- Example: "the boy was disappointed to find only skeletons instead of living breathing dinosaurs"- Example: "the heavy-breathing person on the telephone"[syn: breathing, eupneic, eupnoeic]
WordNet (r) 3.0 (2006):
eupnoeic
    adj 1: passing or able to pass air in and out of the lungs
           normally; sometimes used in combination; "the boy was
           disappointed to find only skeletons instead of living
           breathing dinosaurs"; "the heavy-breathing person on the
           telephone" [syn: breathing, eupneic, eupnoeic]
           [ant: breathless, dyspneal, dyspneic, dyspnoeal,
           dyspnoeic]