What does "eaglestone" mean?

A concretionary nodule of iron oxide with a loose kernel inside such that it makes a rattling noise, formerly used for magical or medicinal purposes.

What is a synonym for "eaglestone"?

Common synonyms include: aetites, aetites, stone.

Pronounced //ˈiːɡl̩stəʊn//.

//ˈiːɡl̩stəʊn// noun

noun ·Rare ·Advanced level

Noun

1
A concretionary nodule of iron oxide with a loose kernel inside such that it makes a rattling noise, formerly used for magical or medicinal purposes.
"There was the eagle-stone (aetites) which the Countess of Newcastle was invited to wear in 1633 to ease her labour pains […]."

"There was the eagle-stone (aetites) which the Countess of Newcastle was invited to wear in 1633 to ease her labour pains […]."

From eagle + stone, because it was said to be found in eagles' nests.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.