header

noun

1.
a line of text serving to indicate what the passage below it is about
Derived from:
head
2.
horizontal beam used as a finishing piece over a door or window
3.
brick that is laid sideways at the top of a wall
4.
a framing member crossing and supporting the ends of joists, studs, or rafters so as to transfer their weight to parallel joists, studs, or rafters
5.
a machine that cuts the heads off grain and moves them into a wagon
6.
(soccer) the act of hitting the ball with your head
7.
a headlong jump (or fall)