espiratorio
expiratory
expire
to breathe out
+
-atorio
adjective suffix
Espiratorio means expiratory and can be thought of as related to expire0 (to breathe out0) + -atorio1, where -atorio1 is an adjective suffix1.
adjective
- expiratoryRelating to or occurring during exhalation or expiration.El flujo espiratorio es importante en la respiración. // The expiratory flow is important in breathing.