sightly /ˈsaɪtli/ adjective3 •(no longer used) Attractive, pleasing to the eye; affording gratification to the sense of sight; aesthetically pleasing.Many brave, sightly horses. — 1692 •(no longer used) Offering a good view.30 acres land, situated high and sightly, commanding an unobstructed view of the surrounding country, […] — 1907 •(no longer used) Open to sight; conspicuous.There is also a soldiers' monument on a sightly situation on Grand Avenue. — 1922 formssightlier · sightliest