WordWeight : Weighing the Words

Pronunciation : Vis"or
Part of Speech : n.
Etymology : [OE. visere, F. visi?re, fr. OF. vis. See Visage, Vision.] [Written also visar, visard, vizard, and vizor.]
Definition : 1. A part of a helmet, arranged so as to lift or open, and so show the face. The openings for seeing and breathing are generally in it.

2. A mask used to disfigure or disguise. "My very visor began to assume life." Shak. My weaker government since, makes you pull off the visor. Sir P. Sidney.

3. The fore piece of a cap, projecting over, and protecting the eyes.
Source : Webster's Unabridged Dictionary, 1913