Glossary

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

899 results found in Assistive Technology.

Ankle-Foot Orthosis (AFO)
A lower-limb orthosis that supports the ankle and foot, typically prescribed to control foot drop, improve toe clearance during swing, and stabilise the ankle during stance. AFOs come in solid, hinged…
Annotation-based Transcoding (Annotation-driven Transcoding, External Annotation)
Annotation-based transcoding is a web accessibility technique in which a third party (not the site owner) authors a separate metadata file — the 'annotation' — that describes how to restructure or re-…
Anticipatory Grasp (Pregrasp Planning, Pre-grasp, Pre-shaping, Anticipatory Grasp Planning)
Anticipatory grasp refers to the pre-shaping of the hand before contact with an object, based on expectations about the object's size, shape, and orientation. In sighted people this planning is driven…
AppleVis
A community-driven website and discussion forum dedicated to accessibility on Apple platforms (macOS, iOS, iPadOS, tvOS, watchOS) for blind and low-vision users. It hosts app directories, podcasts, tu…
Appropriation
In HCI and accessibility research, the process by which users adapt, repurpose, or extend a technology beyond its designers' original intent to fit their own practices and contexts. Appropriation is o…
Artificial Eye (Eye Model, Optical Eye Model)
A physical device constructed from optical components to simulate the optical properties of a human eye. Typically consisting of a lens, adjustable aperture (simulating the iris), and an image sensor …
Ask-Point (Help Request Point)
Ask-point is a term introduced in disability-and-HCI research to name a discrete moment in daily life at which a person with a disability must request help from a caregiver, family member, or other pe…
Assisted Living Technology (Assistive Living Technology, Ambient Assisted Living, AAL)
Technology systems designed to help people with disabilities, chronic conditions, or age-related limitations live more independently in their homes or residential facilities. This includes smart home …
Assisted Photography (Accessible Photography, Camera Aiming Assistance)
Assisted photography refers to technologies and techniques that help people with visual impairments take photographs by providing non-visual feedback about camera aiming, composition, and image qualit…
Assistive AI (AI for Accessibility, Accessible AI, Accessibility AI)
Artificial intelligence systems designed specifically to support disabled people in performing tasks, accessing information, or navigating their environments. Examples include object recognition tools…
Assistive Communication (Assisted Communication)
Any method, device, or system used to supplement or replace natural speech and writing for people who have difficulty with spoken or written language. Assistive communication encompasses a broad range…
Assistive Drone (Assistive UAV, Assistive Quadcopter)
A small unmanned aerial vehicle configured to assist a person with a disability — most often a blind or low-vision user — with tasks such as locating objects, navigating unfamiliar environments, scann…
Assistive Listening Device (ALD, Hearing Assistive Technology)
Any device designed to improve audibility for a person with hearing loss, beyond or in addition to a hearing aid or cochlear implant. Common examples include personal amplifiers, FM and radio-frequenc…
Assistive Suitcase (Robotic Suitcase, Smart Suitcase)
A mobility aid in the form factor of a rolling travel suitcase that has been augmented with sensors, computing, and feedback mechanisms to help blind or low-vision travellers navigate public spaces. T…
Assistive Technology (AT, Adaptive Technology)
Any device, software, equipment, or system that is used to increase, maintain, or improve the functional capabilities of people with disabilities. Assistive technology spans a broad range from low-tec…
Assistive Technology Abandonment (AT Abandonment, Technology Discontinuance)
The phenomenon of users with disabilities ceasing to use an assistive technology device or system after initial adoption. Research identifies several predictors of abandonment, including failure to co…
Assistive Technology Assessment (AT Assessment, Assistive Technology Evaluation, AT Evaluation)
An assistive technology assessment is a systematic evaluation process to identify the most appropriate assistive technology solutions for an individual with a disability. The assessment typically cons…
Assistive Technology Curriculum (AT Curriculum, Adaptive Technology Curriculum, Accessibility Curriculum)
An assistive technology curriculum is a structured educational programme that teaches the principles, design, evaluation, and implementation of technology aids for people with disabilities. Such curri…
Assistive Technology Delivery (AT Service Delivery, Assistive Technology Provision)
The process of identifying, selecting, providing, and supporting assistive technology for individuals with disabilities. Effective AT delivery involves assessing a person's needs and abilities, matchi…
Assistive Technology Ecosystem (AT Ecosystem, AT Service Delivery Ecosystem)
The complete network of interconnected elements required for assistive technology to be effectively provided, adopted, and sustained, including the technology itself, trained professionals, assessment…