Eaglestone

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Eaglestone \Ea"gle*stone\, n. (Min.)
     A concretionary nodule of clay ironstone, of the size of a
     walnut or larger, so called by the ancients, who believed
     that the eagle transported these stones to her nest to
     facilitate the laying of her eggs; a["e]tites.
     [1913 Webster]