Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
lubricating substance | Yes | No | No | No |
drilling fluid | Yes | No | No | No |
lubricating substance (noun) | drilling fluid (noun) |
---|---|
a substance capable of reducing friction by making surfaces smooth or slippery | a mixture of clays and chemicals and water; pumped down the drill pipe to lubricate and cool the drilling bit and to flush out the cuttings and to strengthen the sides of the hole |