mon·o·fil·a·ment 
(mŏn′ə-fĭlə-mənt)
(mŏn′ə-fĭlə-mənt)n.
A single strand of untwisted synthetic fiber, especially nylon, used especially for fishing line.
- runner-up
- running
- running back
- running board
- running dog
- running gear
- running hand
- running knot
- running light
- running mate
- running noose
- running start
- running stitch
- runny
- Runnymede
- run off
- runoff
- run off at the mouth
- run off with
- run-of-the-mill
- run on
- run-on
- run (one's) eyes over
- run one's eyes over
- run-on sentence