This page provides all possible meanings and translations of the word Combat. Princeton's WordNet(0.00 / 0 votes)Rate this definition: Wiktionary(0.00 / 0 votes)Rate this definition: A battle, a fight (often one in which weapons are used); a struggle for victory.
Personality psychology is the focus of some of the best known psychology theories by a number of famous thinkers including Sigmund Freud and Erik Erikson. In this section of the personality study guide, learn more about some of the major theories of personality and the psychologists who developed them.
Piaget's theory of cognitive development is a comprehensive theory about the nature and development of human intelligence. It was first created by the Swiss developmental psychologist Jean Piaget (1896â1980). The theory deals with the nature of knowledge itself and how humans gradually come to acquire, construct, and use it.[1] Piaget's theory is mainly known as a developmental stage theory.