Skip to Content

formal operations


Definition: in the psychology of Piaget, a stage of development in thinking, occurring approximately between 11–15 years of age, during which a child becomes capable of reasoning about abstract situations; reasoning at this stage is comparable with that of normal adults but less sophisticated.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.