Definitions for "Hypopnea"
Episode of shallow breathing (50% of normal airflow) during sleep, which lasts at least 10 seconds; not an apnea.
Shallow breathing which is less than half of normal.
A respiratory episode where there is partial obstruction of the airway lasting greater than 10 seconds. Also called partial apnea or hypo-apnea.
Keywords:  flow, reduced, air
a reduced air flow