WORD OF THE DAY....EGO

EGO-
1. the “I” or self of any person; a person as thinking, feeling, and willing, and distinguishing itself from the selves of others and from objects of its thought.

2. Psychoanalysis. the part of the psychic apparatus that experiences and reacts to the outside world and thus mediates between the primitive drives of the id and the demands of the social and physical environment.

3. egotism; conceit; self-importance: Her ego becomes more unbearable each day.