(in the oil and gas industries) the right to operate a well, field, or other oil source.
 Example sentencesExamples
-  Originally discovered by Chevron (NYSE: CVX) in 1946, operatorship of the field was turned over to PDVSA following nationalization.
 -  Minister of Energy and Mineral Resources Purnomo Yusgiantoro, who opened the three-day event, said the government had suggested that Pertamina and ExxonMobil form a joint operatorship.
 -  I think the Government should consider encouraging growth in the local sector by participating in more farm-outs and more operatorships.
 -  Energy Africa has informed the Namibian authorities that they intend to assume 100% interest and operatorship of the field.