| Term | Definition |
| Medical Normality | being physically healthy |
| Functional Normality | The adaptiveness of behaviour and how the behaviour affects the wellbeing of the individual or the social group |
| Historical Normality | examination of the customs , habits and traditions the are relevant to particular periods in history, as many behaviours evolve and change over time |
| Sociocultural Normality | based on influencs of nationality, religion, ethnic group, peer group, school, workplace, sporting association, interests, family or other groups |
| Situational Normality | related to factors of location or place thet are used to determine whether behaviour is typical |
| Social Norms | shared rules and expectations agreed on by members about how group members should behave. They vary from in society to another and change over time |
| Statistical Normality | in statistics, data are examined and conclusions drawn about the way most people behave; common measures are mean, median and mode |