agate


From The Collaborative International Dictionary of English v.0.48:

Agate \A*gate"\, adv. [Pref. a- on + gate way.]
   On the way; agoing; as, to be agate; to set the bells agate.
   [Obs.] --Cotgrave.
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From The Collaborative International Dictionary of English v.0.48:

Agate \Ag"ate\, n. [F. agate, It. agata, L. achates, fr. Gr. ?.]
   1. (Min.) A semipellucid, uncrystallized variety of quartz,
      presenting various tints in the same specimen. Its colors
      are delicately arranged in stripes or bands, or blended in
      clouds.
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   Note: The fortification agate, or Scotch pebble, the moss
         agate, the clouded agate, etc., are familiar varieties.
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   2. (Print.) A kind of type, larger than pearl and smaller
      than nonpareil; in England called ruby.
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   3. A diminutive person; so called in allusion to the small
      figures cut in agate for rings and seals. [Obs.] --Shak.
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   4. A tool used by gold-wire drawers, bookbinders, etc.; -- so
      called from the agate fixed in it for burnishing.
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From The Collaborative International Dictionary of English v.0.48:

Chalcedony \Chal*ced"o*ny\ (k[a^]l*s[e^]d"[-o]*n[y^] or
   k[a^]l"s[-e]*d[-o]*n[y^]; 277), n.; pl. Chalcedonies
   (-n[i^]z). [ L. chalcedonius, fr. Gr. CHalkhdw`n Chalcedon, a
   town in Asia Minor, opposite to Byzantium: cf. calc['e]doine,
   OE. calcidoine, casidoyne. Cf. Cassidony.] (Min.)
   A cryptocrystalline, translucent variety of quartz, having
   usually a whitish color, and a luster nearly like wax.
   [Written also calcedony.]
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   Note: When chalcedony is variegated with with spots or
         figures, or arranged in differently colored layers, it
         is called agate; and if by reason of the thickness,
         color, and arrangement of the layers it is suitable for
         being carved into cameos, it is called onyx.
         Chrysoprase is green chalcedony; carnelian, a flesh
         red, and sard, a brownish red variety.
         [1913 Webster]
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