Look upheader in Wiktionary, the free dictionary.

Header may refer to:

• Header (computing), supplemental data at the beginning of a data block
  • E-mail header
  • HTTP header
• Header file, a text file used in computer programming (especially in C and C++)
• Apin header is a mainly male style of electrical connector on printed circuit boards, including motherboards, providing links to external devices
• Exhaust manifold, in automotive design

• Lintels (headers), structural members in light-frame construction which run perpendicular to floor and ceiling joists, "heading" them off to create an opening
• Lintel (architecture), a structural member in post-and-lintel building construction
• Header (brickwork), a brick laid with its short side exposed
• Inpiping, a manifold or length of pipe that connects multiple smaller pipes

• Header (sailing): a term used in sailboat racing to denote a wind shift
• Header, aherding dog with a specific method of interacting with its flock
• Header, a headlong fall, particularly from apenny-farthing bicycle
• Header (association football), use of the player's head to direct the ball in association football (soccer)
• Header, a competitor in theteam roping rodeo event who specializes in roping a steer's head

• Header (film), a 2006 film
• Header (band), an Australian power pop band
• Page header, in printing or typography the material separated from the main body that appears at the top of a page
• Combine header or head, part of a combine harvester
• Stripper (agriculture), type of grain harvester

• Head (disambiguation)
• Headed (disambiguation)
• Heading (disambiguation)
• Footer (disambiguation)

Thisdisambiguation page lists articles associated with the titleHeader.
If aninternal link led you here, you may wish to change the link to point directly to the intended article.

• Disambiguation pages

• Short description is different from Wikidata
• All article disambiguation pages
• All disambiguation pages