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dip·ter·al

(dĭptər-əl)

adj.

Having a double row of columns on all sides, as certain Greek temples.

[From Greek dipteros, temple with a double peristyle : di-, di- + pteron, feather, wing; see pet- in the Appendix of Indo-European roots.]

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dipteral

after a plan of the

Temple of Apollo

Didyma, Turkey

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:

Indo-European Roots

Semitic Roots

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.

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