(climbing) An ascent of a route without falling, when one has been advised on it or has seen it.

(idiomatic) Immediately when sighted. / (by extension) Immediately something has come to one's attention.

plural of on sight

present participle of sight

The act of catching sight of something, especially something searched for.

plural of sighting

(in the singular) The ability to see. / The act of seeing; perception of objects by the eye; view. / Something seen. / Something worth seeing; a spectacle, either good or bad.

(transitive) To see; to get sight of (something); to register visually.

plural of sight / Things worth seeing in a particular place. / A device through which one looks in order to aim a rifle or similar weapon.

Third-person singular simple present indicative form of sight