Glossary A

Approximation in the Psychology Context:

Approximation in psychology refers to the process of estimating or coming close to a particular value, concept, or state of being. It is often associated with cognitive processes, decision-making, problem-solving, and perception. In various psychological contexts, approximation plays a significant role, impacting how individuals make judgments, evaluate risks, and navigate complex situations.

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Approximation (successive) refers to a ny behavior similar to a target behavior. It is usually one of a series of behaviors differentially reinforced in a program of shaping toward the goal of producing the target behavior.

Apraxia refers to the loss of a previously acquired ability to perform purposeful movements in response to verbal commands.

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Aptitude refers to one's capability or potential for performing a particular task or skill or for learning a specific skill; usually involves a narrower skill than ability (examples are: mathematics aptitude, musical aptitude or foreign language aptitude).

- Aptitude-treatment interaction: - Aptitude-treatment interaction (ATI) : Aptitude-treatment interaction (ATI) refers to a phenomenon whereby characteristics of the student and of the school environment interact to affect student outcomes, such that any given educational practice may be effective with some students but not with others

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- AQS (Attachment Q-set) : AQS or Attachment Q-set refers to alternative method of assessing attachment security that is based on observations of the child’s attachment-related behaviors at home which can be used with infants, toddlers, and preschool children.

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Arachnoid granulations refer to small "pockets" of cauliflower-like veins within the sub-arachnoid space, which serve as pathways for the sub-arachnoid cerebrospinal fluid to be absorbed and re-enter the venous circulation.

Arachnoid membrane refers to a "spiderlike" avascular membrane of the meninges.

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