bou·stro·phe·don (b′strə-fēdn, -fēdŏn′)
An ancient method of writing in which the lines are inscribed alternately from right to left and from left to right.
[From Greek boustrophēdon, turning like an ox while plowing : bous, ox; see gwou- in the Appendix of Indo-European roots + strophē, a turning (from strephein, to turn; see streb(h)- in the Appendix of Indo-European roots).]
bou·stroph′e·donic (-strŏf′ĭ-dŏnĭk) adj.
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Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.