document type definition: a description of the different types of elements and markup tags allowable in a particular SGML, XML, or HTML document and where they can occur within the document.
document type definition in Medicine
DTDabbr. diastrophic dysplasia
document type definition in Technology
text, standard (DTD) The definition of a document type in SGML or XML, consisting of a set of mark-up tags and their interpretation. Docbook DTD home (https://oasis-open.org/docbook/). XML DTD Tutorial (https://xml101.com/dtd). (2001-04-30)
Related Abbreviations for document type definition