| oilcloth |
a heavy smooth cloth that has been treated with oil and other materials to make it waterproof, and that is often used to line cupboards or as a tablecloth. |
| oil color |
a paint made of pigment ground in oil, usu. linseed; oil paint. |
| oil field |
an area having large deposits of oil, esp. one with many wells. |
| oil of vitriol |
see "sulfuric acid." |
| oil painting |
a painting executed in oil colors. [2 definitions] |
| oilpaper |
paper made transparent and water-resistant by soaking in oil. |
| oil shale |
shale containing hydrocarbons that yield petroleum. |
| oilskin |
a cloth treated with oil to make it waterproof. [2 definitions] |
| oil slick |
a film of oil floating on water. |
| oilstone |
a smooth, fine-grained, oiled whetstone, used for fine sharpening. |
| oil well |
a well from which petroleum is drawn or pumped. |
| oily |
of, concerning, or like oil. [3 definitions] |
| oink |
a sound representing the grunt of a pig. [2 definitions] |
| ointment |
any of various usu. semisolid preparations made to be rubbed into the skin for medicinal, cosmetic, or moistening purposes. |
| OJ |
(informal) abbreviation of "orange juice." |
| Ojibwa |
a member of a North American Indian tribe living in the United States and Canada around Lake Superior. [3 definitions] |
| OK1 |
(informal) acceptable; all right; satisfactory. [5 definitions] |
| OK2 |
abbreviation of "Oklahoma," a southwestern U.S. state north and east of Texas. |
| okapi |
a four-legged African animal, closely related to the giraffe but having a short neck. |
| okay |
a variant of OK. |
| Okie |
(often offensive) a migrant farm worker, esp. from Oklahoma. |