To mask.

A mask.

Third-person singular simple present indicative form of visard

An early phonetic alphabet, devised by Alexander Melville Bell in 1867.

A sketchbook.

(physiology) A vision system in which two eyes work together to produce a unified field of view which is wider and stereoscopic, and in which objects can be more readily discerned.

A temporary condition resulting from focusing the eyes on a computer display for extended periods of time. Symptoms include headaches, blurry vision, and difficulty in refocusing.

present participle of visa

simple past tense and past participle of visa

Having a visa.