oil of lemon eucalyptus

== English == === Etymology === From oil +‎ lemon eucalyptus. === Noun === oil of lemon eucalyptus (uncountable) (US) An active insecticide ingredient based on oil produced from the lemon eucalyptus (Corymbia citriodora), containing 64% or more of p-menthane-3,8-diol. ==== Translations ==== === Further reading === p-menthane-3,8-diol on Wikipedia.Wikipedia