Added 9 October 2026 lucidness /ˈluːsɪdnəs/ noun Categories: Describing WordsObscure Words noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about lucidness at Wordnik → Where our words come from → The property of being lucid; lucidity. The lucidness of his answers argued against his being insane or confused. Related Words: luciditylimpidnessclaritylucencylimpiditypellucidnessclairtyluminousnesshyperlucencylustrousnesslusciousnesslushness Back to today's word