thujaplicin
noun
thu·ja·pli·cin
-ˈplīsᵊn
plural -s
: any of three isomeric crystalline compounds C3H7C7H5O2 that are obtained especially from the heartwood of the western red cedar and possess the fungicidal properties that preserve this wood against decay : isopropyl-tropolone
Word History
Etymology
New Latin Thuja plicata species of red cedar + English -in