Glossary O
Glossary O
Operational definition refers to the concrete and specific definition of something in terms of the operations by which observations are to be categorized; a definition of a concept in terms of the operations that must be performed to demonstrate the concept. Operational definition is the definition of a concept by specifying the operations required to manipulate or measure the concept. It is defining a scientific concept by stating the specific actions or procedures used to measure it. For example, "hunger" might be defined as "the number of hours of food deprivation. "
Moreover, Operational definitions are
Operations is defined as flexible, reversible mental manipulations of objects, in which objects can be mentally transformed and then returned to their original states. In Piaget's theory, particular types of cognitive schemes that are mental (that is, require symbols), derive from action, exist in organized systems (structures of the whole), and follow a set of logical rules, most importantly that of reversibility.