Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- White Noise(also: Broadband Noise)
- A sound signal containing equal intensity across all audible frequencies, perceived as a constant hissing or static sound. In accessibility applications, white noise is valued for its localization properties—the broadband frequency content makes it easier for listeners to…
- Words Per Minute(also: WPM)
- A standard measure of speech or reading speed, representing the number of words produced or comprehended in one minute. Typical human speech occurs at 120-180 WPM, average reading speed is 200-250 WPM, while experienced screen reader users can comprehend synthesized speech at…
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