Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Wearable Technology(also: Wearables, Wearable Devices)
- Electronic devices designed to be worn on the body, such as smartwatches, fitness trackers, smart glasses, and haptic wristbands. In accessibility contexts, wearable technology offers unique advantages for delivering notifications and information through multiple sensory…
- Wide-Range Achievement Test(also: WRAT, WRAT-5, WRAT sentence comprehension)
- A standardised achievement test used to measure basic academic skills, including word reading, sentence comprehension, spelling, and math computation. In accessibility research, the WRAT sentence-comprehension sub-test has been validated as a measure of English literacy for Deaf…
- Word Error Rate(also: WER)
- A metric used to evaluate the accuracy of automatic speech recognition (ASR) and captioning systems, calculated as the number of word-level errors (insertions, deletions, and substitutions) divided by the total number of words in the reference transcript. Lower WER indicates…
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