Autism related abbreviations and their meanings

ABA	Applied Behavior Analysis (therapy method)/Applied Behavioral Analysis
ABC	Autism Behavior Checklist
ABC	also refers to a behaviour plan (study/intervention) based on Antecedents, Behaviour, Consequences
AC	Autistics and Cousins
ADD	Attention Deficit Disorder
ADHD	Attention Deficit Hyperactivity Disorder
ADVISE	(definition requested)
AEA	Area Education Agency, provides support services (ed consultation, psych, social work, nursing, speech and language, etc.) to local education agencies.
AFAIK	As Far As I Know
AFGO	Another Fine Growth Opportunity (sarcastic-means difficult problem to solve)
AIT	Advanced Individual Training/Auditory Integration Therapy
ALE	Alternative Learning Experience
ANI	Autism Network International
ANI-L	The listserv (mailing list) for Autism Network International
APD	Auditory Processing Disorder
APKD	Adult polycystic kidney disease (APKD) is associated with cyst formation in the kidney, liver, pancreas, esophagus, ovary, uterus, and brain.
AS	Asperger's Syndrome/Autistic Spectrum
ASA	Autism Society of America
ASD	Autistic Spectrum Disorder
ASPIE	A person with Asperger's Syndrome
AUTIE	A person with Autism
BD	Behavioral Disorder
BIC	Behavior Improvement Class
BIL	Brother-In-Law
BIP	Behavior Improvement Plan
BMP	Behavior Management Plan
BOCES	Board of Cooperative Educational Services
BP	Bi-Polar (formerly called 'manic depressive')
BRB	(on-line chat related) Be Right Back
BTW	By the Way
CAN	An organization "Cure Autism Now"
CAPD	Central Auditory Processing Disorder
CARS	Childhood Autism Rating Scale (diagnostic and evaluation tool)
CD	Conduct Disorder
CDD	Childhood Disintegrative Disorder
CDC	Center For Disease Control and Prevention
CF	Casein Free
CI	Casein Intolerant
CNS	Central Nervous System
CO	Conference
COUSIN	Someone who has some autistic-spectrum characteristics to the extent that he/she can identify with autistic folks even if not formally diagnosed.)
CP	Cerebral Palsy
CPS	Child Protective Services
CSE	Committee for Special Education (called MDT in some states)
CVPD	Central Vision Processing Disorder
DCD	Development Coordination Disorder (DSM IV 315.4)
DD	Development Disorder/Developmental Disabilities
DH	Developmentally Handicapped
DHH	Deaf and Hard of Hearing
DHS	Department of Human Services
DMG	Dimethyl Glycine
DR	Disability Rights
DSM	Disablity Statistical Manual (enormous industry-standard catalog of medical diagnoses)
DSM-IV	Diagnostic Statistical Manual (edition IV) the current version of this publication
DSMR	Diagnostic Statistical Manual (Revised)
DX	Diagnosis
EBD	Emotional Behavior Disorder
ECG	ElectroCardioGram
ECSE	Early Childhood Special Education
ECT	ElectroConvulsive Therapy (electroshock)
ED	Emotionally Disturbed
EEG	ElectroEncephaloGram a graph of brain-wave activity
EI	Early Intervention
ESD	Educational Service District
ESE	Exceptional Student Education
ESY	Extended School Year
EYSD	Extended Year Special Ed
F2F	Face to Face
FADD	Feline Attention Deficit Disorder -- High-dysfunctioning autistic cat can't get enough attention
FAPE	Free Appropriate Public Education
FAS	Fetal Alcohol Syndrome
FBO	Fuzzy Box Office (feline home entertainment system)
FC	Facilitated Communication
FDA	Food and Drug Administration
FERPA	Federal Educational Rights and Privacy Act
FIL	Father-In-Law
FNS	Fuzzy Neuron Syndrome
FWIW	For what it's worth
GF	Gluten Free
GFCF	Gluten Free / Casein Free (Gluten is wheat free/casein usually dairy free-suspected issue with a number of autistics)
GI	Gluten Intolerant
HFA	High Functioning Autism (defined as Autism occurring without mental retardation, e.g. w/IQ of 70 or higher)
HH	Hard of Hearing
HSLDA	Home School Legal Defense Organization
IBS	Irritable Bowel Syndrome
IDEA	Individuals with Disabilities Education Act
IEP	Individual Education Plan
IFLACA	I Feel Like A Complete Ass (used as an apology)
IIRC	If I Recall Correctly
IME	Independent Medical Examination
IMHO	In My Humble Opinion
IMMV	Individual Mileage May Vary (your experiences might be different)
IMNSHO	In My Not So Humble Opinion
IMO	In My Opinion
IMVHO	In My Very Humble Opinion
InLv	Independent Living (support group)
IOW	In Other Words
IQ	Intelligence Quotient
IRB	Institutional Review Board
IRCA	Indiana Resource Center for Autism
LD	Learning Disability
LF	Lactose Free
LFA	Low Functioning Autism (defined as Autism occurring with mental retardation, e.g. w/IQ lower than 70)
LI	Lactose Intolerant
LLD	Language-based Learning Disability
LOL	Laugh (or Laughing) Out Loud
LOLROF	Laughing Out Loud, Rolling on Floor
MAAP	More Able Autistic Persons (Support group)
MBD	Minimum Brain Dysfunction
M-D	Manic Depression (Bipolar depression)
MDO	Major Depressive Disorder
MDT	Multidisciplinary Team (teacher, SLP, OT, psych and Parents!
	Used in reference to the group of individuals who are a part of development and implementation of an IEP).
MIL	Mother-in-Law
MR	Mental Retardation, Mentally Retarded (IQ less than 70)
MRI	Magnetic Resonance Imaging
NAAR	National Alliance for Autism Research
ND	Neurodiverse (used primarily by writers from UK)
NDA	Not Diagnosed with Anything
NICHCY	National Information Center for Children and Youth with Disabilities
NOD	Not Otherwise Defined, Often appears alot with DX by psychologists.
NOS	Not of Specific Origin/Not Otherwise Specified (usually seen as PDD-NOS)
NS	Noonan's Syndrome
NT	Neurologically Typical (no diagnosable neurological disorder)
NVLD	Non-verbal learning disability
OB	Obligatory
OCD	Obsessive Compulsive Disorder
ODD	Oppositional Defiant Disorder
OHI	Other Health Impaired
OIC	Oh, I see
OPM	Over-Protective Mom
OT	Occupational Therapist or Occupational Therapy
OTOH	On The Other Hand
P&A	Protection & Advocacy
PAVE	Parents Are Vital in Education....a Washington State parents advocacy group.
PDD	Pervasive Developmental Disorder
PDR	Physician's Desk Reference
PET	Positron Emission Tomography
PIQ	Performance IQ
PITA	Pain In The Arse
PKD	See APKD
POHI	Physically or Otherwise Health Impaired
POV	Point of View
PPA	Parent of a Person with Autism
PPA	PPA (PhenylPropanolAmine: A D-amphetamine analogue) very mild stimulant and more.
PPL	People
PT	Physical Therapist or Physical Therapy
PTSD	Post Traumatic Stress Disorder
RDI	Relationship Development Intervention
RL	Real Life
ROFL	Rolling On Floor Laughing
ROFLMAO	ROFL My Arse Off
RPITB	Royal Pain in the Butt
SAH Mom	Stay at home Mom
SBH	(?) Severe Behavior Handicap
SED	Severely Emotionally Disturbed
SI	Sensory Integration
SIB	Self-Injurious Behavior
SID	Sensory Integration Disorder
SLK	Severely Labeled Kid
SLP	Speech and Language Pathologist
SNT	Super NuThera
SSD	Social Security Disability
SSI	Supplemental Security Income
SSRI	Selective Serotonin Reuptake Inhibitors (class of meds, including Prozac, Zoloft, Praxil, Luvox)
SX	Signs and Symptoms
TAN	Tangentially
TEACCH	Treatment and Education of Autistic and Related Communication Disorders
TCI	Therapeutic Crisis Intervention (TCI) System
TIC	Tongue in Cheek
TOM	Theory of Mind
TS	Tourette's Syndrome
TS	Tuberous Sclerosis
TTFN	Ta-Ta For Now!
TTYL	Talk to you later
TTYS	Talk to you soon
UK	United Kingdom
VIQ	Verbal IQ
VR	Vocational Rehabilitation
WTG	Way to go!
YMMV	Your Mileage May Vary (meaning, individual experiences could be different)
YO	Year Old