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Glossary Item Description

Aldosterone is a hormone secreted by the adrenal glands that is important for maintaining salt and water balance in the body.

Aldosterone Antagonists

An aldosterone antagonist is a compound that blocks the action of aldosterone, a hormone secreted by the adrenal glands that is important for maintaining salt and water balance in the body.

Alert Program

The Alert Program is an intervention based around teaching to self-regulate their level of alertness so that they can respond appropriately to a variety of situations.


Allegron is a brand name for nortriptyline, a tricyclic antidepressant,

Allergy-Free Diet

The allergy-free diet requires you to avoid any foodstuffs, such as peanuts, which are known to cause you allergies.

Allied Health Professionals

Allied Health Professionals refers to a wide group of professionals who work alongside doctors and nurses within the health care system.

Allocation Concealment

Allocation concealment is the process used to ensure that the person deciding to enter a participant into a randomised controlled trial does not know the comparison group into which that individual will be allocated.


Allopathy is another term for standard health care or conventional medicine, the medicine practiced by doctors and by allied health professionals (such as nurses, occupational therapists etc) which is based on sound scientific evidence.


ALM is an acronym for aided language modelling, an intervention which consists of engaging the child in interactive play activities and providing models of use of augmentative and alternative communication symbols during play.

Alpha Blockers

Alpha blockers is another name for α-adrenergic-antagonists, a type of drug called adrenergic antagonists.

Alternative Communication

Alternative communication systems are designed to replace standard means of communication.

Alzheimer's disease

Alzheimer's disease is the most common form of dementia.


Amantadine is a type of medication called an NMDA receptor antagonist.

Ambient Prism Lenses

Ambient prism lenses are used to help improve ambient vision, the visual system related to spatial organisation.

American Sign Language

American sign language is the sign language used by the deaf community and others in many parts of North America.

Amino Acid

Amino acids are organic compounds that combine to form proteins, the basic building blocks for life.

Amino Acid Therapy

Amino acid therapy is the use of amino acids, usually in the form of dietary supplements, for therapeutic purposes.


Amisulpride is a type of atypical antipsychotic drug used to treat schizophernia and psychosis.


Amoxicillin is in a class of medications called penicillin-like antibiotics.

Amphotericin B

Amphotericin B is a type of antifungal medication.

About This Glossary

This glossary is designed to explain some of the jargon and gobbledygook used by some people when they talk about autism or research..

You may be able to find more information, including links to other parts of this website, by clicking on the title of an item.

If you can't find the word you are looking for, or you know of a word we should include, please email info@researchautism.net


The fact that an intervention is listed in this glossary does not necessarily mean that we agree with its use. Nor does it necessarily mean that there is any scientifically valid or reliable evidence behind it.