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- pronunciation:
- rak
- features:
- Word Builder, Word Explorer
| part of speech: |
noun |
| definition 1: |
Rock is the solid, hard part of the earth under the soil. Rock is also what mountains are made of. Rock itself is made of minerals.
Scientists learn about the history of the earth by studying its rock.Some kitchen counters are made from rock that has been cut, smoothed, and polished.
- synonyms:
- stone
- similar words:
- pitch
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| definition 2: |
A rock is one separate piece of the hard part of the earth. There are usually a lot of rocks at the bottom of rivers and creeks. Also, if you dig in the ground, you usually find some rocks.
My friend Darryl and I threw rocks in the pond to see who could throw them the farthest.Olivia enjoys collecting rocks that she finds on the ground, especially if they are colorful or shiny.
- synonyms:
- boulder, pebble, stone
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| related words: |
gem, jewel |
| derivations: |
rockless (adj.), rocklike (adj.) |
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some activities with rock |
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mining, panning, prospecting |
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some examples of gem rock |
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crystal, diamond, emerald, quartz, ruby, turquoise |
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some formations of rock |
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canyon, cave, cliff, mine, mountain, reef |
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some forms of rock |
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boulder, jewel, meteor, ore, pebble, rock |
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some kinds of rock |
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basalt, gem, granite, limestone, marble, mineral, precious, sandstone, shale |
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some people associated with rock |
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jeweler, miner, sculptor |
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some places rock are found |
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deposit, vein |
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some things that are made of rock |
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carving, concrete, gravel, jewelry, pueblo, statue, tombstone |
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some tools used with rock |
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chisel |
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sources of rock |
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lava, magma |
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