Added 10 October 2026 sightedness noun Categories: Mind & IdeasRare Words noun ! Definition from WordNet 3.1, Princeton University. More about sightedness at Wordnik → Where our words come from → Normal use of the faculty of vision. Origin From sighted + -ness. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: seeingeyesightseeingnesssightabilitysightfulnessseeabilityopticalityclearsightednessclear-sightednessseeablenessvisualness Back to today's word