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  1. <header>: The 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 some heading elements but also a logo, a search form, an author …

  2. HEADER Definition & Meaning - Merriam-Webster

    The meaning of HEADER is one that removes heads; especially : a grain-harvesting machine that cuts off the grain heads and elevates them to a wagon. How to use header in a sentence.

  3. HTML header Tag - W3Schools

    Definition and Usage The <header> element represents a container for introductory content or a set of navigational links. A <header> element typically contains: one or more heading elements (<h1> - …

  4. 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 page structure, file information, and more.

  5. HEADER | definition in the Cambridge English Dictionary

    HEADER meaning: 1. the act of hitting the ball with your head in football: 2. a piece of text, such as a page…. Learn more.

  6. HEADER Definition & Meaning | Dictionary.com

    HEADER definition: a person or thing that removes or puts a head on something. See examples of header used in a sentence.

  7. Header - Wikipedia

    Header, a headlong fall, particularly from a penny-farthing bicycle Header (association football), use of the player's head to direct the ball in association football (soccer)

  8. Header - Definition, Meaning & Synonyms | Vocabulary.com

    A header is a separate bit of text at the top of a printed page. A header might be the title of the novel you're reading, which is repeated on each page of the book.

  9. Email Header Analyzer, RFC822 Parser - MxToolbox

    ABOUT EMAIL HEADERS This tool will make email headers human readable by parsing them according to RFC 822. Email headers are present on every email you receive via the Internet and …

  10. 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 a head on an object. 2. One that removes a head from an object, …