Glossary

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

35 results found in Technology.

Image Processing (Digital Image Processing)
The use of computational algorithms to analyze, enhance, transform, or extract information from digital images. In accessibility, image processing techniques are applied to convert visual content into…
Immersive Media (Immersive Content, Immersive Technology)
Digital content and technologies designed to create a sense of presence and embodiment by surrounding users with stimuli that engage multiple senses. This includes 360-degree video, virtual reality, a…
Information Appliance (Smart Appliance, Dedicated Device)
A computing device designed for a specific, well-defined purpose that is communication-oriented and easy to use, in contrast to a general-purpose computer. Information appliances typically have reduce…
Infrared (IR, Infrared Communication)
A wireless communication technology that uses infrared light to transmit data over short distances, commonly used in assistive technology for line-of-sight data exchange between devices. In accessibil…
Interactive Television (iTV, Interactive TV)
Interactive television (iTV) refers to television systems that allow viewers to interact with content beyond simply watching, through features such as voting on polls, accessing supplemental informati…
Key-Frame Animation (Keyframe Animation, Keyframing)
Key-frame animation is a technique in computer graphics where an animator defines specific poses or states (key frames) at particular points in time, and the computer automatically generates the inter…
Learning Management System (LMS)
A software platform used to create, deliver, manage, and track educational content and learning activities. Common examples include Blackboard, Moodle, Canvas, and Google Classroom. In the context of …
Mobile Phone (Cell Phone, Cellular Phone, Mobile)
A mobile phone is a portable radio-telephone that connects to the public telephone network over cellular radio infrastructure. In digital-accessibility practice mobile phones are both an accessibility…
Motion Tracking (Motion Capture, MoCap, Body Tracking)
Technology that records and analyses the movement of people or objects in real time, typically using cameras, sensors, or wearable devices to capture position, orientation, and velocity data. In acces…
OpenSCAD
An open-source, code-based 3-D computer-aided design (CAD) application that uses a scripting language to define 3-D models through constructive solid geometry operations. Unlike visual modeling tools,…
Teleoperation (Remote Operation, Telerobotics)
Teleoperation is the remote control of a physical system — a robot, manipulator, vehicle, or surgical instrument — by a human operator at a distance, typically using force-feedback haptic devices that…
Transparent Video Overlay (Transparent Video, Video Overlay, Translucent Video)
A display technique where a live video feed is rendered as a semi-transparent layer on top of another application, allowing users to see both the video content and the underlying application simultane…
Voice over IP (VoIP, Internet Telephony, IP Telephony)
Technology that enables voice communication over internet protocol networks rather than traditional telephone lines. VoIP applications such as Skype, Zoom, and Teams allow voice and video calls over t…
Wireless Sensor Network (WSN, Sensor Network)
A distributed network of small, autonomous sensor devices that monitor physical or environmental conditions and wirelessly transmit data to a central system for processing. In assistive technology app…
ZigBee (IEEE 802.15.4)
A low-power, low-data-rate wireless networking protocol based on the IEEE 802.15.4 standard, designed for short-range communication between devices in personal area networks. In accessibility and assi…