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  1. HTML header Tag - W3Schools

    Definition and Usage The <header> element represents a container for introductory content or a set of navigational links. A <header> …

  2. <header> HTML header element - HTML | MDN - MDN Web Docs

    The <header> HTML element represents introductory content, typically a group of introductory or navigational aids. It may contain …

  3. HEADER Definition & Meaning - Merriam-Webster

    5 days ago · The meaning of HEADER is one that removes heads; especially : a grain-harvesting machine that cuts off the grain …

  4. Header Tags: A Simple (But Complete) Guide To H1, H2 and H3 Tags

    Apr 20, 2026 · In this new guide, you’ll learn exactly how to use H1 to H6 tags to drive higher search engine rankings, even if you’re …

  5. HTML header Tag - GeeksforGeeks

    May 29, 2026 · The <header> tag is a semantic HTML element that defines the introductory or navigational part of a webpage or …

  6. Header - Wikipedia

    Header file, a text file used in computer programming (especially in C and C++) A pin header is a mainly male style of electrical …

  7. What Is a Header? - Computer Hope

    Nov 2, 2025 · The multifaceted definition of a header in technology, covering its roles in data transmission, document design, web …

  8. Header | U.S. Web Design System (USWDS)

    Use the basic header if you have few enough sections in your main navigation to fit comfortably next to your logo; this decision will …

  9. Header - definition of header by The Free Dictionary

    Define header. header synonyms, header pronunciation, header translation, English dictionary definition of header. n. 1. One that fits …

  10. A Complete Guide to HTML Header - Simplilearn

    Jun 13, 2026 · The HTML header, enclosed within the <head> element, contains important information and resources that impact …