am·bus·cade (ămbə-skād′, ăm′bə-skād)
tr.v. am·bus·cad·ed, am·bus·cad·ing, am·bus·cades
To attack suddenly and without warning from a concealed place; ambush.
[French embuscade (from Old French embuschier, to ambush) and Old Italian imboscata (from feminine past participle of imboscare, to ambush), both from Frankish *boscu, bush, woods.]
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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.