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bone earth

American  

noun

  1. bone ash.


Etymology

Origin of bone earth

First recorded in 1850–55

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Models were draped in soft fabrics and neutral tones of bone, earth, sage and dusk.

From Reuters

It is in this series that we have the first evidence of life, and it is here also that we find the greatest abundance of carbon, in the form of graphite or plumbago, and also large quantities of calcium phosphate, or bone earth.

From Project Gutenberg

The modern Lingula is protected by a delicate two-valved shell, composed, unlike that of most other mollusks, of phosphate of lime or bone earth.

From Project Gutenberg

From the bone earth there were taken fifteen knives, recognized, by the experienced antiquaries, as having been artificially formed.

From Project Gutenberg

The bone earth, or phosphate of lime calculus.

From Project Gutenberg