The definition that "Diabetes is a disease affecting the endocrine system" is an example of an operational definition.
Diabetes is a disease which occurs due to the inability of the body to metabolize glucose.
Accumulation of glucose occurs in the body.
The inability to metabolize glucose may be due to insufficient insulin production or insensitivity of the cells to insulin.
The hormone insulin is part of the endocrine system.
The definition that "Diabetes is a disease affecting the endocrine system" is an example of an operational definition because it just gives a layman description of diabetes.
Learn more about diabetes at: https://brainly.com/question/1227988