UNSIGHTED
blind, unsighted
(adjective) unable to see; “a person is blind to the extent that he must devise alternative techniques to do efficiently those things he would do with sight if he had normal vision”--Kenneth Jernigan
Source: WordNet® 3.1
Etymology
Adjective
unsighted (not comparable)
Not sighted; unseen.
(firearms) Not furnished with a sight.
Source: Wiktionary
Un*sight"ed, a.
1. Not sighted, or seen. Suckling.
2. (Gun.)
Definition: Not aimed by means of a sight; also, not furnished with a
sight, or with a properly adjusted sight; as, to shoot and unsighted
rife or cannon.
UNSIGHT
Un*sight", a.
Definition: Doing or done without sight; not seeing or examining. [Colloq.]
Unsight unseen, a colloquial phrase, denoting unseeing unseen, or
unseen repeated; as, to buy a thing unsight unseen, that is, without
seeing it.
For to subscribe, unsight, unseen, To a new church discipline.
Hudibras.
There was a great confluence of chapmen, that resorted from every
part, with a design to purchase, which they were to do "unsight
unseen." Spectator.
Source: Webster’s Unabridged Dictionary 1913 Edition