= the gum of a bush or shrub with thick thorny branches that project and bend at odd angles; its leaves come in sets of three; its fruit is oval like a plum; its wood and bark have a pleasant smell; the gum oozes naturally from the branches; clear or yellowish brown when it comes out, but gets darker as it dries; Commiphora myrrha, abyssinica, or schimperi; an ingredient of anointing oil and perfume; regarded as precious