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Glossary

Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.

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Object-Based Audio(also: OBA, Object-Based Broadcasting)
An audio production and delivery paradigm in which speech, music, effects, and ambience are transmitted as discrete objects with metadata describing their role and relationships, rather than as a single mixed stream. The receiver renders the final mix, enabling per-listener…
Open Sound Control(also: OSC)
An open, network-based protocol for communication between computers, sound synthesizers, and other multimedia devices, developed by Matthew Wright and Adrian Freed (1997). OSC sends human-readable address patterns and floating-point values over UDP/TCP, offering higher…

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