文ぶん書しょ型がた指し定てい

noun

document type specification

Computing term for a formal description of a document's structure, often used in markup languages like SGML or XML.

• SGMLでは文ぶん書しょ型がた指し定ていが文ぶん書しょの構こう造ぞうを定てい義ぎする。

  In SGML, the document type specification defines the structure of the document.