Examlex
A megacity is defined as having more than 50 million residents.
Object Permanence
The understanding that objects continue to exist even when they cannot be observed (seen, heard, touched, smelled, or sensed in any way).
Erikson
Refers to Erik Erikson, a developmental psychologist and psychoanalyst known for his theory on the psychological development of human beings, especially his eight stages of human development.
Integrity
The characteristic of being truthful and possessing firm ethical standards; integrity.
Plasticity
The brain's ability to change and adapt as a result of experience or injury.
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