doctype

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noun

A directive that associates an SGML or XML document (such as a webpage) with a Document Type Definition, potentially affecting how it is parsed and rendered.

Less commonScrabble 15
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Meanings

noundoctype (plural doctypes)

plural doctypes

  1. computingA directive that associates an SGML or XML document (such as a webpage) with a Document Type Definition, potentially affecting how it is parsed and rendered.

    There are three XHTML 1.0 doctypes available […]

    2006, Paul Haine, HTML mastery: semantics, standards, and styling
    2 more examples

    Common idiosyncrasies that appear in web pages that don't have doctypes include varying text sizes and varying margin space between elements.

    2007, Matthew MacDonald, Beginning ASP.NET 3.5 in C# 2008

    Most Web page editing programs add an appropriate doctype when you create a new Web page […]

    2008, David Sawyer McFarland, JavaScript: The Missing Manual

Origin

From document type.

Full word history & related roots →

Translations

French doctype
  • doctypeTranslations
Cite this entry
APA

doctype. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/doctype

MLA

“doctype.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/doctype. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “doctype,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/doctype.

Source: doctype on Wiktionary, CC BY-SA 4.0.