lep·re·chaun (lĕprĭ-kŏn′, -kôn′)
In Irish folklore, a mischievous elflike creature or fairy who grants wishes or reveals the location of hidden treasure when captured.
[Irish Gaelic luprachán, alteration of Middle Irish luchrupán, from Old Irish luchorpán : luchorp (lú-, small; see legwh- in the Appendix of Indo-European roots + corp, body, from Latin corpus; see kwrep- in the Appendix of Indo-European roots) + -án, diminutive suff.]
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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.