Rare/archaic variant of "swathe" meaning to wrap or bind.
Définitions
To wrap, bind, or envelop with or as if with bands; to swathe (rare). The nurse swathed the wound with layers of gauze.
Used attributively (e.g., "swath width") to indicate relation to a swath.
Définitions
Relating to or characteristic of a swath, especially in reference to measurement such as width or coverage. The satellite's swath width determines how much of the Earth's surface it can image in one pass.