Leech

1. n. A glass tube of peculiar construction, adapted for drawing blood from a scarified part by means of a vacuum.
2. n. See 2d Leach.
3. v. t. See Leach, v. t.
4. n. The border or edge at the side of a sail.
5. n. A physician or surgeon; a professor of the art of healing.
6. n. Any one of numerous genera and species of annulose worms, belonging to the order Hirudinea, or Bdelloidea, esp. those species used in medicine, as Hirudo medicinalis of Europe, and allied species.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.