dunnione

== English == === Etymology === (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) === Noun === dunnione (countable and uncountable, plural dunniones) (organic chemistry) The orthoquinone 2,3,3-trimethyl-2H-benzo[g][1]benzofuran-4,5-dione that is a naturally-occurring insecticide === Anagrams === innuendo