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.
Whooping cough, also called pertussis, is a highly contagious bacterial infection of the lungs and airways. It causes repeated coughing bouts that can last for two to three months or more, and can make babies and young children in particular very ill.