1. Home
  2. Education
  3. Psychology

Psychology Glossary: U Index

These are brief definitions of psychology terms beginning with U. Click on the term for a more detailed definition.
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
Unconditioned Response
In classical conditioning, the unconditioned response is the unlearned response that occurs naturally in response to the unconditioned stimulus...
Unconditioned Stimulus
In classical conditioning, the unconditioned stimulus is one that unconditionally, naturally, and automatically triggers a response...
Unconscious Definition
In Freud’s psychoanalytic theory of personality, the unconscious mind is a reservoir of feelings, thoughts, urges, and memories...

Explore Psychology

About.com Special Features

A Smarter Future

Tips that will help finance your education, excel in the classroom, and advance your career. More >

How to Ace the GRE

Being well prepared is the first step; here are more essential suggestions. More >

  1. Home
  2. Education
  3. Psychology
  4. Psychology Dictionary
  5. U Index

©2009 About.com, a part of The New York Times Company.

All rights reserved.