Noun
melleolide (uncountable) (organic chemistry) The compound (3-formyl-2a-hydroxy-6,6,7b-trimethyl-1,2,4a,5,7,7a-hexahydrocyclobuta[e]inden-2-yl) 2,4-dihydroxy-6-methylbenzoate that is present in the honey mushroom (Armillaria mellea)