header

[hed-er]
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noun


Origin of header

First recorded in 1400–50, header is from the late Middle English word heder. See head, -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for headers

Historical Examples of headers



British Dictionary definitions for headers

header

noun

Also called: header tank a reservoir, tank, or hopper that maintains a gravity feed or a static fluid pressure in an apparatus
a manifold for distributing a fluid supply amongst a number of passages
a machine that trims the heads from castings, forgings, etc, or one that forms heads, as in wire, to make nails
a person who operates such a machine
a brick or stone laid across a wall so that its end is flush with the outer surfaceCompare stretcher (def. 5)
the action of striking a ball with the head
informal a headlong fall or dive
computing
  1. a block of data on a tape or disk providing information about the size, location, etc, of a file
  2. (as modifier)header card; header label
dialect a mentally unbalanced person
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for headers

header

n.

"head-first dive or plunge," 1849, from head (n.); as a type of pass or shot with the head in soccer, by 1906.

Online Etymology Dictionary, © 2010 Douglas Harper