Egoism refers to excessive interest in one's self; belief that one should be interested in one's self rather than in others. It is a motive (supposedly underlying all behavior) to increase one's own welfare. The opposite of altruism, which aims to increase another's welfare.
Other /More definition:
Egoism ia defined as a motive (supposedly underlying all behavior) to increase one's own welfare. It is a philosophical doctrine that maintains that people always act out of self-interest. Egoism is the opposite of Altruism, which aims to increase another's welfare.

Related Articles

Opposition at psychology-glossary.com■■■■
Opposition maybe defined as the diagonal movement of the thumb across the palmar surface of the hand . . . Read More
Social Comparison at psychology-glossary.com■■■■
Social Comparison means examining the difference between oneself and another person; - - Other /More . . . Read More
Moral development at psychology-glossary.com■■■
Moral development is definea as the development of values, beliefs, and thinking abilities that act as . . . Read More
Press at psychology-glossary.com■■■
Press maybe defined as the influence of the environment and past events on the current activation of . . . Read More
Theory of reasoned action at psychology-glossary.com■■■
- Theory of reasoned action : Theory of reasoned action refers to a theory holding that the best predictors . . . Read More
Construct systems at psychology-glossary.com■■■
Construct systems is a term used by Kelly that refers to the collection of personal constructs with which . . . Read More
Culture at psychology-glossary.com■■■
Culture is defined as an on-going pattern of life, characterizing a society at a given point in history; . . . Read More
Internal locus of control at psychology-glossary.com■■■
Internal locus of control refers to the extent to which people believe that they are responsible for . . . Read More
Intergroup at psychology-glossary.com■■■
The term "intergroup" refers to the relationships, attitudes, and interactions between different groups . . . Read More
False belief (understanding) at psychology-glossary.com■■■
- False belief (understanding) : False belief (understanding) is defined as the understanding that other . . . Read More