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单词 fossil flour
释义

Definition of fossil flour in English:

fossil flour

noun
  • Diatomaceous earth, kieselguhr, or a similar material.

Origin

Late 18th century; earliest use found in William Nicholson (1753–1815), chemist and inventor. After French farine fossile.

Definition of fossil flour in US English:

fossil flour

noun
  • Diatomaceous earth, kieselguhr, or a similar material.

Origin

Late 18th century; earliest use found in William Nicholson (1753–1815), chemist and inventor. After French farine fossile.

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更新时间:2025/6/19 21:13:08