English Explanatory Dictionary

black gold

English dictionary entry

Meanings

noun
  1. Raw petroleum; crude oil.
  2. Black pepper, in the context of being a historically valuable spice.
  3. Black-coloured gold, variously produced by patination, deposition, oxidation, etc. and used in jewellery or in high-technology applications.
  4. Coal.

Pronunciation

en-au-black gold.ogg

Word forms

black gold

Etymology

(crude oil; coal; black pepper): From its black colour and high value.

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