Glossary

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Macular degeneration(also: AMD, Age-related macular degeneration, ARMD)

A progressive eye disease that damages the macula, the central part of the retina responsible for sharp, detailed vision. It is the leading cause of vision loss in people over 50, affecting central vision while typically leaving peripheral vision intact. This means people with…

Meltdown(also: Sensory meltdown)

An intense, involuntary response to overwhelming sensory, emotional, or cognitive overload, commonly experienced by autistic and other neurodivergent individuals. Unlike a tantrum, a meltdown is not a deliberate behaviour but a loss of behavioural control triggered when coping…

Mild Cognitive Impairment(also: MCI)

A condition involving a noticeable decline in cognitive abilities — including memory, reasoning, or judgment — that is greater than expected for a person's age but does not significantly interfere with daily functioning. MCI is distinct from dementia in that individuals…

Mindfulness(also: 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 exercises, or informal awareness in daily activity. Rooted in Buddhist…

Misinformation(also: Disinformation, Health Misinformation)

Misinformation refers to false or inaccurate information that spreads through digital channels, regardless of whether the spread is intentional (disinformation) or unintentional. On social media platforms, health misinformation is a significant concern for disabled communities,…

Misophonia(also: Selective sound sensitivity syndrome)

A neurological condition characterised by strong negative emotional and physiological reactions — such as anger, anxiety, disgust, or fight-or-flight responses — to specific trigger sounds, often repetitive human-produced sounds like chewing, breathing, tapping, or pen clicking.…

Mobile Health Game(also: mHealth Game, Health Gamification App)

A mobile application that uses game mechanics and play-based interaction to support health management behaviors such as medication adherence, physical activity, dietary choices, and health monitoring. Mobile health games leverage gamification elements like points, leaderboards,…

Motion-based game accessibility(also: Movement game accessibility, Exergame accessibility)

The design and adaptation of video games that use physical movement as the primary input — such as Kinect, Wii, and VR games — to be playable by people with motor impairments including wheelchair users. Commercial motion-based games typically assume standing play and full-body…

Motor ability(also: Motor function, Motor capacity)

The capacity to perform physical movements required for interaction with technology and the environment, encompassing sub-constructs including strength, dexterity, coordination, range of motion, speed, accuracy, endurance, and tremor control. Motor ability is not a fixed trait…

Motor control(also: Motor coordination, Movement control)

The process by which the nervous system coordinates muscles and limbs to produce purposeful, accurate movement. Motor control involves planning movements, executing them, and using sensory feedback to make real-time corrections. Impairments in motor control — caused by…

Multimorbidity(also: Multiple Long-term Conditions, Co-occurring Conditions)

Multimorbidity is the presence of two or more chronic health conditions or long-term impairments in a single individual. It is especially prevalent among older adults and is a major factor in the complexity of accessibility needs. Research shows that multimorbidity is the norm…

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