mus·ta·chio also mous·ta·chio  (m ə-st ăsh ō, -st ăsh ē- ō′, -stä sh ō, -sh ē- ō′)
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n. pl. mus·ta·chios also mous·ta·chios A mustache, especially a luxuriant one.
[Ultimately from Italian dialectal mustaccio, mustache; see MUSTACHE.]
mus·tachioed (-stăshōd, -stăshē-ōd′, -stäshōd, -shē-ōd′) adj. |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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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