pontianacEtymologyFrom Pontianac, an older spelling of Pontianak, a port city in West Kalimantan, from which the resin was shipped, named for the ghostly pontianaks which supposedly once inhabited the site.nameAn older spelling of Pontianak city in West Kalimantan (Indonesia).nounA fossil resin historically used in the production of some rubber, produced from the latex of Dyera costulata.“A firm of manufacturers to whom a sample of the Galactodendron latex was submitted considered that the material could be used in the rubber industry as a substitute for pontianac.”