• DTT - Discrete Trial Training

• NET - Natural Environment Training

• NCR - Non-contingent Reinforcement

• DR - Differential Reinforcement

• FCT - Functional Communication Training

• SD - Discriminative Stimulus

• BL - Baseline

• MO - Motivating Operation

• EO - Establishing Operation

• AO - Abolishing Operation

• ABC Data - Antecedent/Behavior/Consequence

• LR - Listener Responding

• Rec ID - Receptive Identification

• PBx - Problem Behavior

• VP - Verbal Prompt

• M - Model Prompt

• G - Gesture Prompt

• PP - Partial Physical Prompt

• FP - Full Physical Prompt

• VR - Variable Ratio

• FR - Fixed Ratio

• FI - Fixed Interval

• VI - Variable Interval

• TA - Task Analysis

Definitions of Terms