From Longman Dictionary of Contemporary Englishtankertank‧er /ˈtæŋkə $ -ər/ noun [countable] TTa vehicle or ship specially built to carry large quantities of gas or liquid, especially oil → oil tanker
Examples from the Corpus
tanker• He had boxed in the Army before he had become a tanker.• A tanker ban is only one of a package of measures which may be in place by the year 2000.• The Exxon Valdez was an oddity: one large oil company owned both tanker and oil, and employed the crew.• Last year was the worst for tanker spills since 1980.• It will be accompanied by five other warships, including destroyers and guided missile cruisers, and a fuel tanker.• Meanwhile, the tankers did neutral steers and were just blasting with their guns.• The water was supplied from an eight-wheeled tanker that had arrived in Heymouth only an hour before.From Longman Business Dictionarytankertank‧er /ˈtæŋkə-ər/ noun [countable]TRANSPORT a vehicle or ship built to carry large quantities of gas or liquid, especially oilThe oil-tanker industry’s outlook depends largely on the price of oil. 