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oil paint
oil painting
oil palm
oil pan
oil patch
oil rig
oil shale
oil slick
oil trap
oil well
oilbird
oilcan
oilcloth
oilcup
Oildale
oiler
oilman
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oil trap
oil trap (plural oil traps)


noun 
Definition:
 
blockage holding oil or gas: a set of conditions within rock strata that blocks the upward movement of oil or gas, causing it to accumulate
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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