Relating to or marking the distance of an ancient Roman mile, which equaled 1,000 paces.
[Latin mīlliārius, consisting of a thousand, one mile long, from mīlle (passuum), a thousand (double paces), a Roman mile; see gheslo- in the Appendix of Indo-European roots.]
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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.