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| lignite | |||
| brown coal | |||
| lignite Coal of relatively recent origin consisting of accumulated layers of partially decomposed vegetation, intermediate between peat and bituminous coal; often contains patterns from the wood from which it formed | |||
| black lignite | |||
| lignite: 52 phrases in 12 subjects |
| Chemistry | 3 |
| Coal | 16 |
| Electronics | 1 |
| Energy industry | 11 |
| Environment | 3 |
| Finances | 1 |
| General | 1 |
| Industry | 2 |
| Life sciences | 4 |
| Mechanic engineering | 1 |
| Metallurgy | 8 |
| Statistics | 1 |