an area in which oil is produced.
the petroleum industry.
[oil-plant] /ˈɔɪlˌplænt/ noun 1. any of several plants, as the castor-oil plant or sesame, the seeds of which yield an oil.
- Oil rig
noun 1. See rig1 (sense 6)
noun 1. a region in W Africa, comprising the vast Niger River delta: formerly a British protectorate; now a part of Nigeria. plural noun 1. the delta of the Niger River in S Nigeria
noun, Geology. 1. a sand or sandstone containing oil or tarry residue in the pore spaces. noun 1. a sandstone impregnated with hydrocarbons, esp such deposits in Alberta, Canada oil sand A stratum of sand or sandstone containing petroleum that can be extracted by way of wells. The term is also applied to limestone and […]