Added 9 October 2026 lacunaria /ˌlæk.jʊˈnɛəɹ.i.ə/ noun Categories: Obscure Words noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about lacunaria at Wordnik → Where our words come from → sunken panels; coffers Related Words: lacunarlaquearialacunæcofferlacunulecaissonlunettecassoonloculuscornicingconcamerationcornicework Back to today's word