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1. Having the nature of or characterized by periphrasis.
2. GrammarConstructed by using an auxiliary word rather than an inflected form; for example, of father is the periphrastic possessive case of father but father's is the inflected possessive case, and did say is the periphrastic past tense of say but said is the inflected past tense.
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.