Definintion: a theory used as a basis for research

Definition: weaken; damage

Definition: examining one's own thoughts

Definition: lack of sophistication; simple

Definition: a person who takes advantage of an opportunity with little regard to moral principle

Definition: having a constant relation in degree or number

Definition: a return to a less developed state

Definition: excitement

Definition: old,nagging, mean woman

Definition: focus on a particular area of study

Definition: numerical data

Definition: group of symptoms that characterize a disorder

Definition: touchable; see it

Definition: showing lack of intelligence or thought