Definition of brown coal Brown coal

We found 2 definitions of brown coal from 2 different sources.

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What does brown coal mean?

WordNet

WordNet by Princeton University

Noun

brown coal - intermediate between peat and bituminous coal
  lignite, wood coal
  coal fossil fuel consisting of carbonized vegetable matter deposited in the Carboniferous period
  humate material that is high in humic acids
= synonym
= antonym
= related word

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Pronunciation

Sign Language

brown coal in sign language
Sign language - letter B Sign language - letter B Sign language - letter R Sign language - letter R Sign language - letter O Sign language - letter O Sign language - letter W Sign language - letter W Sign language - letter N Sign language - letter N        Sign language - letter C Sign language - letter C Sign language - letter O Sign language - letter O Sign language - letter A Sign language - letter A Sign language - letter L Sign language - letter L

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