translucent, yellowish to amber or white, unctuous substance having almost no odour or taste, derived from petroleum and used principally in medicine and pharmacy as a protective dressing and as a substitute for fats in ointments and cosmetics. It is also used in many types of polishes and in lubricating greases, rust preventives, and modeling clay., naftast saadud värvitu või helekollase värvusega pooltahke segu kõrgematest süsivesinikest (üle 25 süsinikaatomi), mille sulamistemperatuurid on veidi alla 37 oC, naftast toodetud õlide deparafiinitud jääkaine, tseresiini tooraine; kuulub vaseliini, plastsete määrete jms ainete koostisse