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astatic +‎ -ism


astaticism (uncountable)

  1. The state of being astatic.
    • 1893, Andrew Gray, The theory and practice of absolute measurements in electricity
      The needles retain their astaticism for uniform field and cannot be affected in the same way by directing magnets.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for astaticism in
Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.)