Answer: Comorbidity refers to a child meeting the criteria for more than one disorder.
Explanation: Comorbidity can be defined as the presence of one or more disorders or diseases in the body or system of an individual in addition to a primary disease or disorder. The term was developed by A.R. Feinstein a doctor in the 1970s.
An example is an individual that is obese and diagnosed with diabetes. Or an individual that has an eating disorder and anxiety disorder.
In essence it is the presence of multiple mental or physical illnesses in the same person at the same time.