lev·i·rate (lĕvər-ĭt, -ə-rāt′, lēvər-ĭt, -və-rāt′)
The practice of marrying the widow of one's childless brother to maintain his line, as required by ancient Hebrew law.
[From Latin lēvir, husband's brother; see daiwer- in the Appendix of Indo-European roots.]
lev′i·ratic (-rătĭk), lev′i·rati·cal 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.