DTD

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DTD

Abbrev. for Diploma in Tuberculous Diseases.
References in periodicals archive ?
In their book cited above, Kernighan and Pike present a program called doctype that reads a text file and deduces what language processors need to be run on it.
The document type declaration (also called a DOCTYPE definition) tells the parser what function the document's author expects the document to play: That is, it tells the parser what type of document it is, then indicates to the parser how the document's components will be defined and related to one another.
5 (page 20), in which a DOCTYPE statement is labeled as an SGML declaration.
If you forget to specify the HTML version to use, you'll see something like "No DOCTYPE found
For example, the doctype or top-level element in this DTD was called nyhyper.