Added 8 October 2026 juncaceae noun Categories: PlantsObscure Words noun ! Definition from WordNet 3.1, Princeton University. More about juncaceae at Wordnik → Where our words come from → Tufted herbs resembling grasses: rushes. Related Words: juncusarecaceaerhizophoraceaephyllanthaceaeasphodelaceaemalpighiaceaeacalyphaebenaceaearoideae Back to today's word