from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The language historically of Ashkenazic Jews of Central and Eastern Europe, resulting from a fusion of elements derived principally from medieval German dialects and secondarily from Hebrew and Aramaic, various Slavic languages, and Old French and Old Italian.

from The Century Dictionary.

  • Jewish.

from the GNU version of the Collaborative International Dictionary of English.

  • noun A language used by German and other Jews, being a Middle German dialect developed under Hebrew and Slavic influence. It is written in Hebrew characters.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Of or pertaining to the Yiddish language.
  • adjective informal Jewish.
  • noun A West Germanic language that developed from Middle High German dialects, with an admixture of vocabulary from multiple source languages including Hebrew-Aramaic, Romance, Slavic, English, etc., and written in Hebrew characters which is used mainly among Ashkenazic Jews from central and eastern Europe.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a dialect of High German including some Hebrew and other words; spoken in Europe as a vernacular by many Jews; written in the Hebrew script


from The American Heritage® Dictionary of the English Language, 4th Edition

[Yiddish yidish, Jewish, Yiddish, from Middle High German jüdisch, Jewish, from jude, jüde, Jew, from Old High German judo, from Latin Iūdaeus; see Jew.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

Yiddish The etymology of this word is mostly obscure. ייִדיש, from Yidish Daytsh, from Middle High German jüdisch diutsch ("Jewish German"), cognate with German jüdisch ("Jewish").


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