headings

noun

1. The title or topic of a document, article, chapter, or of a section thereof.
2. The direction into which a seagoing or airborne vessel's bow is pointing (apparent heading) and/or the direction into which it is actually moving relative to the ground (true heading)
3. Material for the heads of casks, barrels, etc.
4. A gallery, drift, or adit in a mine; also, the end of a drift or gallery; the vein above a drift.