wip·er 
(wīpər)
(wīpər)n.
1. One that wipes.
2. Something, such as a towel, used for wiping.
3. A device designed for wiping, as on an automobile windshield.
4. A projecting cam, as on a rotating shaft, that activates another machine part.
5. A movable electrical contact, as in a rheostat.
- nonexempt
- nonexistence
- nonexistent
- nonexplosive
- nonfat
- nonfeasance
- nonferrous
- nonfiction
- nonfictional
- nonfiction novel
- nonflammable
- nonfood
- nongonococcal urethritis
- nongraded
- non grata
- nonhero
- non-Hodgkin lymphoma
- non-Hodgkin's lymphoma
- noni
- nonidentical
- nonillion
- nonillionth
- nonimmigrant
- noninductive
- noninertial frame