structurelexicon
Structurelexicon is a structured lexicon that catalogs linguistic structures—such as syntactic constructions, subcategorization frames, and argument structures—together with metadata describing their usage, semantics, and cross-linguistic realizations. The term combines structure with lexicon to emphasize cataloging not only words but the grammatical frames and constructions in which words and phrases appear. While not a universally standardized term, structurelexicon is used in linguistics and language technology to describe resources that organize structural templates beside lexical items.
Typical entries include: canonical form; syntactic frame; subcategorization or valency information; semantic roles; morphological variants; example
Usage: in natural language processing, structurelexicons support parsing, grammar induction, and semantic role labeling by providing
Relation: structurelexicon complements standard lexicons by focusing on syntax and construction. It is related to frame
Challenges include keeping coverage up to date, handling polysemy and constructional ambiguity, representing variability across dialects,