The ABA Glossary

Decoding Behavior Analysis for everyday life.

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

A

ABA (Applied Behavior Analysis)

A science-based therapy that helps children improve communication, social skills, daily living skills, and behavior.

ABC Data

A way of recording behavior by tracking the Antecedent (what happened before), Behavior, and Consequence (what happened after).

Antecedent

What happens right before a behavior occurs.

Assessment

A formal evaluation completed by a BCBA to determine strengths, needs, and treatment goals.

Attention-Maintained Behavior

Behavior that happens to gain attention.

Authorization

Official approval from insurance or NJ Medicaid to begin or continue services.

Automatic Reinforcement

Behavior that feels good or stimulating on its own (not dependent on others).

B

Backward Chaining

Teaching a skill by completing most of the steps for the child and teaching the last step first.

Baseline

The starting level of a skill before therapy begins.

BCBA (Board Certified Behavior Analyst)

A master’s-level clinician who designs and supervises ABA programs.

BCaBA (Board Certified Assistant Behavior Analyst)

Works under a BCBA to support assessment and supervision.

Behavior

Any observable action, including communication and social interaction.

Behavior Function

The reason a behavior happens (attention, escape, access to items, or sensory input).

Behavior Intervention Plan (BIP)

A written plan to reduce challenging behaviors and teach safer alternatives.

C

Caregiver Training

Teaching parents strategies to support therapy goals at home.

Clinical Notes

Documentation written after sessions describing what occurred.

Clinical Supervision

Ongoing oversight by a BCBA.

Compliance

Following instructions or expectations.

Consequence

What happens immediately after a behavior.

D

Data Collection

Tracking performance during sessions.

Data-Based Decision Making

Using data to guide treatment changes.

Differential Reinforcement

Reinforcing desired behaviors while not reinforcing undesired ones.

Discrete Trial Training (DTT)

A structured teaching method using clear instructions and reinforcement.

Discrimination Training

Teaching a child to respond differently to different instructions or situations.

Duration

How long a behavior lasts.

E

Early Intervention (EI)

Services for children under age 3 with developmental delays.

Echoic

Repeating what someone else says.

Errorless Learning

Teaching in a way that prevents mistakes by providing enough support from the beginning and gradually reducing help.

Escape-Maintained Behavior

Behavior that helps a child avoid or escape a task.

Extinction

Stopping reinforcement so a behavior decreases.

Extinction Burst

A temporary increase in behavior when reinforcement is first removed.

F

Fading

Gradually reducing prompts to build independence.

Fluency

Performing a skill accurately and quickly.

Forward Chaining

Teaching a skill step-by-step by starting with the first step and teaching the remaining steps as prompts.

Frequency

How often a behavior occurs.

Functional Behavior Assessment (FBA)

An evaluation to determine why a behavior is happening.

Function of Behavior

The purpose the behavior serves for the child.

G

Generalization

Using a learned skill in different places and situations.

Goal Mastery

When a skill is performed independently and consistently.

Graphed Data

Visual charts that show progress over time.

I

IEP (Individualized Education Program)

A school-based special education plan.

Inclusion

Participating in general education settings.

Intervention

A strategy used to teach or change behavior.

Insurance Authorization

Approval required before services begin.

L

Latency

The time between an instruction and when the behavior begins.

Least-to-Most Prompting

Starting with the least amount of help and increasing support only if needed.

M

Maintenance

Continuing to use a skill after it has been learned.

Maintenance Probes

Checking if a mastered skill is still retained over time.

Mand

A request (e.g., asking for water).

Mastery Criteria

The level a child must reach before a goal is considered complete.

Medical Necessity

Proof that therapy is required to treat a diagnosed condition.

Modeling

Demonstrating a behavior for imitation.

Modified Treatment Plan

Updated goals based on progress.

Most-to-Least Prompting

Starting with the most support and gradually reducing help as independence increases.

Motivating Operation (MO)

Something that increases or decreases how much a child wants something at that moment (e.g. Being thirsty increases the value of water).

N

Natural Environment Teaching (NET)

Teaching skills during play and daily routines.

Negative Punishment

Removing something desirable after a behavior so the behavior decreases (e.g. Losing screen time after hitting).

Negative Reinforcement

Removing something unpleasant after a behavior so the behavior increases (Increases behavior, it is NOT punishment).

Noncompliance

Refusal or failure to follow an instruction.

P

Pairing

Building a positive relationship between therapist and child.

Peer Modeling

Learning by watching other children.

Plan of Care

Another term for a treatment plan.

Pre-Authorization (Prior Authorization)

A review done by the insurance company before ABA services start to make sure therapy is medically necessary and covered.

Positive Punishment

Adding something unpleasant after a behavior to decrease it (e.g Extra chores after breaking a rule)

Positive Reinforcement

Adding something rewarding to increase behavior.

Preference Assessment

A structured way to identify what motivates a child.

Prompt

Assistance provided to help complete a task.

Prompt Hierarchy

Levels of help from most to least supportive.

Prompt Fading

Reducing prompts over time.

R

Rate

Frequency of behavior over time.

Reinforcement

Anything that increases the chance a behavior will happen again.

Reinforcer Assessment

Identifying what motivates a child.

Replacement Behavior

A safer or more appropriate behavior taught instead of a challenging one.

Response Cost

Removing a privilege after a behavior.

Response Generalization

When a child uses different but similar behaviors to achieve the same goal.

RBT (Registered Behavior Technician)

Therapist providing direct ABA services.

Reauthorization

Renewed approval from insurance.

S

School Collaboration

Working with teachers and school teams.

Self-Management

Teaching a child to monitor their own behavior.

Shaping

Teaching a skill step-by-step.

Social Skills Training

Teaching appropriate peer interaction.

Stimulus

Anything that triggers a response.

Stimulus Control

When behavior happens only in specific situations.

Stimulus Generalization

When a skill transfers across different settings or materials.

Supervision Requirements

Mandated BCBA oversight hours.

T

Tangible-Maintained Behavior

Behavior that happens to get access to a preferred item.

Task Analysis

Breaking a skill into smaller steps.

Teaching Trials

Structured learning opportunities.

Token Economy

Earning tokens for rewards.

Total Task Chaining

Teaching all steps of a task during each attempt, providing help as needed for any step.

Treatment Fidelity

Delivering therapy exactly as written.

Treatment Plan

Written goals and service recommendations.

V

Verbal Behavior

An approach to teaching communication skills.

Visual Schedule

Pictures or written schedules showing daily activities.

W

Waiver Services

Medicaid programs that provide additional support services.

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