from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A hole drilled or dug in the earth from which petroleum flows or is pumped. Also called oiler.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A hole drilled into the earth from which petroleum is pumped

from the GNU version of the Collaborative International Dictionary of English

  • n. A well{3} from which petroleum is or has been extracted; a well{3} drilled deeply into an oil-bearing geological formation specifically for the purpose of obtaining petroleum.

from The Century Dictionary and Cyclopedia

  • n. A boring made for petroleum.
  • n. An oil-cellar; a dish or receptacle, under a bearing, filled with oil to furnish a supply for the bearing.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a well that yields or has yielded oil


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