Pertussis, also known as whooping cough, is a highly contagious respiratory infection. Pertussis causes violent coughing which can make it hard to breath. Pertussis affects babies and young children most commonly and most severely.ertussis, also known as whooping cough, is a highly contagious respiratory infection. Pertussis causes violent coughing which can make it hard to breath. Pertussis affects babies and young children most commonly and most severely.
Legal Definition of credit bureau. : a private business that compiles information on consumers' creditworthiness and provides this information to lenders.
DEFINITION of 'Carbon Credit'. A permit that allows the holder to emit one ton of carbon dioxide. Credits are awarded to countries or groups that have reduced their green house gases below their emission quota. Carbon credits can be traded in the international market at their current market price. Next Up.