Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Causal Listening
- A mode of listening, identified by composer and theorist Pierre Schaeffer, in which the listener focuses on identifying the source or cause of a sound — for example, hearing crumpling paper and recognising it as something being discarded, or hearing a camera shutter and…
- Critical Listening(also: Analytical Listening, Active Listening)
- Critical listening is the skill of analytically evaluating audio content to identify specific qualities such as tonal balance, clarity, spatial positioning, dynamic range, and technical flaws like distortion or noise. In audio production, critical listening is a core…
- Cymatics
- The study of visible patterns and shapes created when sound vibrations pass through physical media such as water, sand, or metal plates. Cymatic patterns are deterministic — the same frequency produces the same pattern — creating a predictable visual representation of sound. In…
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