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From Ancient Greek [Term?] (cut through). Compare diatom.


diatomous (not comparable)

  1. (mineralogy) Having a single, distinct, diagonal cleavage; said of crystals.
    (Can we find and add a quotation of Mohs to this entry?)

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 The imported definitions may be significantly out of date, and any more recent senses may be completely missing.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 diatomous in
Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.)