Final answer:
The word 'crude' is defined as rough or unrefined, and it is used correctly in sentences describing minerals, sketches, and jokes.
Explanation:
The word crude is defined as the quality of being rough or unrefined. Three sentences that correctly use this definition are:
- Despite their hard work, the miners were only able to find a small amount of crude minerals in the mine they were excavating.
- The architect drew a crude sketch of his designs to give his clients a general idea of what he wanted to build.
- The audience booed the comedian off the stage because his crude jokes were very inappropriate.
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