Semantic Role (Noun)
Meaning
(linguistics) the underlying relation that a constituent has with the main verb in a clause.
Classification
Nouns denoting communicative processes and contents.
Examples
- The argument structure of a verb defines the number and type of semantic roles that can occur with that verb.
- Semantic role labeling involves assigning labels to arguments in terms of the roles they play with respect to the predicate in a sentence.
- Agent and theme are common examples of semantic roles in the theory of linguistic case and the grammar of clauses.
- Thematic relations or participant roles or case roles or semantic roles express the underlying semantic or cognitive content of clause structure.
- Determining the correct semantic roles is necessary to properly interpret natural language texts in various applications such as information extraction.