What is "stave jointer"

Stave \Stave\ (st[=a]v), n. [From Staff, and corresponding to the pl. staves. See Staff.]

1. One of a number of narrow strips of wood, or narrow iron plates, placed edge to edge to form the sides, covering, or lining of a vessel or structure; esp., one of the strips which form the sides of a cask, a pail, etc.

2. One of the cylindrical bars of a lantern wheel; one of the bars or rounds of a rack, a ladder, etc.

3. A metrical portion; a stanza; a staff.

   Let us chant a passing stave In honor of that hero brave.
   --Wordsworth.

4. (Mus.) The five horizontal and parallel lines on and between which musical notes are written or printed; the staff[7]. [Obs.]

   Stave jointer, a machine for dressing the edges of staves.