Also included in Spies, Pop Flies, and French Fries is a special feature called Operation Explore More, which encourages readers to undertake their own intelligence-gathering operations, using resources the author has compiled at the end of each chapter.
Medical Definition of COUGH. : to expel air from the lungs suddenly with an explosive noise usually in a series of efforts. transitive verb. Dictionary: Definition of cough.
Night cough is a cough, or tussis, that occurs primarily at night, typically when you are lying down (postural cough). Physiologically, coughing is a rapid expulsion of air from the lungs that happens reflexively to keep the airways clear.