Glossary A

In the psychology context, attrition refers to the loss of participants in a research study or program over time. It occurs when participants drop out or otherwise fail to complete the study or program. Attrition can have significant effects on the validity and reliability of a study's results, as it can lead to biased samples, reduced statistical power, and difficulties in interpreting findings.

Atypical means abnormal, not typical, not usual, not normal. Atypical is often used to refer to the appearance of precancerous or cancerous cells.

Atypical antidepressants refer to a recently developed group of medications that work in varied ways on serotonin, norepinephrine, and dopamine systems to combat the symptoms of depression.

Atypical antipsychotic refers to the type of medication that is beneficial for psychotic patients but does not produce extrapyramidal motor side effects and may not be associated with increased risk of tardive dyskinesia.

Atypical antipsychotics refer to drugs that seem to be even more effective in treating Schizophrenia than Phenothiazines without the same neurological side effects; they bind to a different type of dopamine receptor than other neuroleptic drugs

Atypical development refers to the development that deviates from the typical developmental pathway in a way that is harmful to the individual.

Audibility is a psychological term that refers to the perception or quality of being heard or audible. In the field of psychology, audibility is closely related to the way humans process and perceive sounds, speech, and auditory stimuli. It plays a crucial role in our ability to communicate, process information, and engage with the environment.

Audibility curve refers to a curve that indicates the Sound Pressure Level (SPL) at threshold for frequencies across the audible spectrum