monofilament

mono- +‎ filament

monofilament (plural monofilaments)

1. (textiles) A single strand of man-made fiber
   • 1997, Mark Kurlansky, Cod, page 124:

     In the twentieth century, the gill net became almost invisible when hemp twine was replaced first by nylon and then by monofilament. Since monofilament is fairly indestructible, it is estimated that a modern "ghost net" may continue to fish on its own for as long as five years.

• monofil

• monofilamental