Deep structure and surface structure
CONCEPT IN LINGUISTICS
Deep Structure; Deep grammar; Deep structures; D-Structures; D-structure; Underlying structure; Deep structure code; Deep structure; D-Structure; S-structure; S-Structure; Deep structures and surface structures; Deep and surface structure
Deep structure and surface structure (also D-structure and S-structure, although these abbreviated forms are sometimes used with distinct meanings) are concepts used in linguistics, specifically in the study of syntax in the Chomskyan tradition of transformational generative grammar.