| NOUN | substance | wood coal, lignite, brown coal | intermediate between peat and bituminous coal |
|---|---|---|---|
| substance | wood coal, charcoal | a carbonaceous material obtained by heating wood or other organic matter in the absence of air |
| Meaning | Intermediate between peat and bituminous coal. | |
|---|---|---|
| Synonyms | lignite, brown coal | |
| Narrower | jet | A hard black form of lignite that takes a brilliant polish and is used in jewelry or ornamentation |
| Broader | coal | fossil fuel consisting of carbonized vegetable matter deposited in the Carboniferous period |
| humate | material that is high in humic acids | |
| Spanish | lignito | |
| Catalan | lignit | |
| Meaning | A carbonaceous material obtained by heating wood or other organic matter in the absence of air. | |
|---|---|---|
| Synonym | charcoal | |
| Broader | carbon, C, atomic number 6 | An abundant nonmetallic tetravalent element occurring in three allotropic forms |
| fuel | A substance that can be consumed to produce energy | |
| Spanish | carbón, carbón vegetal | |
| Catalan | carbó vegetal | |
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