Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Semantic Grounding(also: Meaning Grounding, Form-Meaning Mapping)
- A design principle in which practice or interaction is accompanied by explanations that connect the form of an action to its underlying meaning, rather than treating the action as an arbitrary symbol to memorise. In sign language learning, semantic grounding pairs a sign with…
- Spatial Grammar(also: Spatial Syntax)
- Spatial grammar is the set of grammatical rules that signed languages express through the three-dimensional signing space in front of the signer, rather than through linear word order. Signers establish referents at specific spatial loci, use directional verbs that agree with…
- Spatial Reference (ASL)(also: Spatial Reference Point, Locus, ASL Spatial Reference)
- In American Sign Language and other signed languages, the use of points in the signing space in front of the signer as invisible placeholders for entities under discussion — people, objects, or concepts. A signer may point to, sign near, or direct eye gaze toward a particular…
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