discourse representation structure theory; DRS
A technical term in formal semantics and computational linguistics. Refers to a framework for representing the meaning of discourse, often associated with Discourse Representation Theory (DRT).
Discourse representation structure theory is one framework for formally handling the meaning of natural language.
談話表示理論 (Discourse Representation Theory, DRT) is the broader theory; 談話表示構造理論 specifically refers to the structural aspect or the representation structures (DRS) within DRT.
A compound of 談話 (discourse), 表示 (representation), 構造 (structure), and 理論 (theory), likely a direct translation of the English term 'discourse representation structure theory'.