Glossary

Searchable terminology from accessibility, web standards, and related fields.

36 results found in Cognitive.

Agnosia
A neurological condition in which a person has difficulty recognising familiar objects, faces, places, sounds, or other sensory stimuli despite intact basic sensory function and general cognition. Spe…
Alexithymia
A subclinical condition in which a person has marked difficulty identifying, describing, and distinguishing their own emotions, often accompanied by an externally oriented thinking style and limited i…
Amnesia (Memory Loss, Amnestic Disorder)
A neurological condition characterised by the partial or complete inability to recall past experiences (retrograde amnesia) or to form new memories (anterograde amnesia). Amnesia results from damage t…
Anterograde Amnesia
A form of amnesia in which a person is unable to form new memories following the onset of the condition, while memories from before the injury or illness may remain largely intact. Anterograde amnesia…
Attention Tunneling (Visual Tunneling, Attentional Tunneling, Cognitive Tunneling)
A phenomenon in which a user concentrates so narrowly on a primary information source - typically a visual overlay, head-up display, or instrument - that they fail to notice relevant events, objects, …
Borderline Intellectual Functioning (BIF, borderline intellectual disability, slow learners)
A condition describing individuals with IQ scores roughly between 70 and 85—above the diagnostic threshold for intellectual disability (IQ below 70) but below the neurotypical range. Representing abou…
Cognitive Cycle (Cognitive Processing Time, Cognitive Response Time)
In the Model Human Processor framework, the cognitive cycle represents the time required for a person to process perceived information and make a decision about how to respond. A single cognitive cycl…
Cognitive Disability (Cognitive Impairment, Intellectual and Developmental Disability)
A broad category of disabilities affecting cognitive functions such as memory, attention, problem-solving, learning, and information processing. Cognitive disabilities may be developmental (present fr…
Cognitive Theory of Multimedia Learning (CTML, multimedia learning theory)
A theory developed by Richard E. Mayer proposing that people learn more effectively from words and pictures together than from words alone, because the brain processes visual and auditory information …
Collaborative Memory (Distributed Cognition, Shared Memory)
The process by which memory tasks and cognitive load are distributed across multiple people, typically within families or close social groups. In the context of disability and caregiving, collaborativ…
Cross-Modal Perception (Multisensory perception, Cross-modal integration)
The neural and perceptual integration of information arriving through two or more sensory channels — such as vision, hearing, touch, and proprioception — into a coherent experience of the world. Cross…
Distractibility (Attentional Distractibility, Susceptibility to Distraction)
A cognitive characteristic in which a person has difficulty maintaining focus on a task due to sensitivity to irrelevant stimuli in their environment. Distractibility is a feature of many conditions i…
Emotion Regulation (Affect Regulation, Self-Regulation of Emotion)
The processes by which a person monitors, evaluates, and modifies emotional reactions to achieve goals or meet situational demands — including selecting or changing situations, directing attention, re…
Executive Function (Executive Functioning, Cognitive Control, Executive Control)
A set of cognitive processes that enable goal-directed behavior, including planning, working memory, attention, inhibitory control, and cognitive flexibility. Executive functions allow individuals to …
Intrusive Thoughts (Unwanted Intrusive Thoughts)
Unwanted, distressing thoughts, urges, or images that enter a person’s mind involuntarily and are typically experienced as ego-dystonic (contrary to the person’s values or intentions). Intrusive thoug…
Lexical Access (Lexical Retrieval, Word Access)
The cognitive process of retrieving words from the mental lexicon during language production or comprehension. Lexical access involves activating the phonological, semantic, and syntactic properties o…
Material Perception (Material recognition)
The perceptual processes by which people identify and characterize the materials that objects are made of — such as wood, metal, glass, leather, fabric, or stone — using visual, tactile, auditory, and…
Memory (Human Memory)
The cognitive capacity to encode, store, and retrieve information and past experiences. Memory is typically distinguished into short-term/working memory, long-term memory (which includes episodic, sem…
Mindfulness (Mindfulness Meditation, Mindfulness-Based Practice)
The practice of directing non-judgmental attention to present-moment experience — bodily sensations, breath, thoughts, and emotions — typically cultivated through structured meditation, body-scan exer…
N-back Task (N-back, 2-back Task)
A working-memory paradigm in which participants view or hear a sequence of stimuli (letters, digits, positions) and, on each trial, respond when the current stimulus matches the one presented N steps …