He was born as Pólya György in Budapest, Austria-Hungary to originally Ashkenazi Jewish parents Anna Deutsch and Jakab Pólya who converted to Roman Catholicism in 1886.

Ashkenazi Hebrew, originating in Central and Eastern Europe, is still widely used in Ashkenazi Jewish religious services and studies in Israel and abroad, particularly in the Haredi and other Orthodox communities.

Some differences in Halakha itself are found among Ashkenazi, Mizrahi, Sephardi, and Yemenite Jews, which are reflective of the historic and geographic diversity of various Jewish communities within the Diaspora.

Hasidic Judaism or Hasidism, from the — () in Sephardi Hebrew, () in Ashkenazi Hebrew and Yiddish, meaning " piety " ( or " loving kindness "), is a branch of Orthodox Judaism that promotes spirituality through the popularisation and internalisation of Jewish mysticism as the fundamental aspects of the Jewish faith.

The Jewish Enlightenment of the late 18th century resulted in the division of Ashkenazi ( Western ) Jewry into religious movements or denominations, especially in North America and Anglophone countries.

His ancestry was Ashkenazi Jewish, with his paternal line having supplied the rabbis of Trier since 1723, a role that had been taken up by his own grandfather, Meier Halevi Marx ; Meier's son and Karl's father would be the first in the line to receive a secular education.

Food that may be consumed according to halakha ( Jewish law ) is termed kosher in English, from the Ashkenazi pronunciation of the Hebrew term kashér (), meaning " fit " ( in this context, fit for consumption ).

This accounts for ' Landau ' and ' Landauer ' being a common Ashkenazi Jewish family name.

Rashi had no sons and taught the Mishnah and Talmud to his daughters, until they knew it by heart as Jewish tradition teaches, they then transferred their knowledge of original Mishnah commentary to the Ashkenazi men of the next generation.

Matzah brei is another popular dish of Ashkenazi Jewish origins made from matzo fried with eggs.

Ashkenazi Jews may choose to follow the Mishna Brurah instead of a particular detail of Jewish law as presented in the Shulchan Aruch.

It was immediately accepted as authoritative by all Jewish communities, Ashkenazi and Sephardi alike.

According to Ashkenazi Jewish tradition, it is read in its entirety on Shabbat that falls during the intermediate days of Passover ( or on the seventh or eighth day if it happens to be Shabbat ).

Shabbat (, Ashkenazi pronunciation: Shabbos,, " rest " or " cessation ") is the seventh day of the Jewish week and the Jewish day of rest.

Yiddish ( yidish or idish, literally " Jewish ") is a High German language of Ashkenazi Jewish origin, spoken in many parts of the world.

After almost two millennia of existence of the Jewish diaspora without a national state, the Zionist movement was founded in the late 19th century by secular Jews, largely as a response by Ashkenazi Jews to rising antisemitism in Europe, exemplified by the Dreyfus affair in France and the Anti-Jewish pogroms in the Russian Empire.

By 1850, the Jewish population consisted of 60 Sephardi families and a 30-year old Ashkenazi community of 50 families.

Hoffman is from an Ashkenazi Jewish family of immigrants from Ukraine and Romania.

In Ashkenazi European Jewish cooking beet horseradish is commonly served with Gefilte fish.

Jeffrey Masson is the son of Jacques Masson, a French Mizrahi Sephardic Jew of Bukharian ancestry, and Diana ( Dina ) Zeiger from an Ashkenazi strict Orthodox Jewish family.

* The Hurva Synagogue, located in the Jewish Quarter of the Old City of Jerusalem, was Jerusalem's main Ashkenazi synagogue from the 16th century until 1948, when it was destroyed by the Arab Legion several days after the conquest of the city.

The language originated in the Ashkenazi culture that developed from about the 10th century in the Rhineland and then spread to Central and Eastern Europe and eventually to other continents.

The culture came to be called Ashkenazi, deriving its name from Ashkenaz (), the medieval Hebrew name for the territory centred on what is now the westernmost part of Germany.

Ashkenazi culture later spread into Eastern Europe.

Due to cheap housing the East End of London and Stepney has been home to various immigrants who contributed to the culture and history of the area, such as the Huguenots in the 17th century, the Irish in the 18th century, Ashkenazi Jews fleeing pogroms in Eastern Europe towards the end of the 19th century, and the Bangladeshi community settling in the East End from the 1960s.

The ShUM-cities are considered the cradle of the distinct Ashkenazi culture and liturgy.

Since the overwhelming majority of Ashkenazi Jews no longer live in Eastern Europe, the isolation that once favored a distinct religious tradition and culture has vanished.

The language became extinct some time in the Middle Ages, possibly due to expansion of the Ashkenazi culture and their own Yiddish language based on German.

The comedy troupe HaGashash HaHiver and bourekas films offered a satiric look at Mizrahi mannerisms and the perceived predominance of Ashkenazi culture.

It has historically been a center for Ashkenazi Jewish immigrant culture.

For two centuries the Speyer Jewish community was among the most important of the Empire and, in spite of pogroms, persecution and expulsion, had considerable influence on Ashkenazi culture and the spiritual and cultural life of the town.

China's Jewish communities have been ethnically diverse ranging from the Jews of Kaifeng and other places during the history of Imperial China, who, it is reported, came to be more or less totally assimilated into Chinese culture, to 19th and 20th century Baghdadis, to Indians, to Ashkenazi Jews from Europe.

Thus, with their arrival in Israel, the Mizrahim retained culture, customs and language distinct from their Ashkenazi counterparts.

The Jewish community of Speyer was an important centre in the development of Ashkenazi culture.

Reincarnation, called gilgul, became popular in folk belief, and is found in much Yiddish literature among Ashkenazi Jews.

The Book of Ruth (; Sephardic, Israeli Hebrew: ; Ashkenazi Hebrew: ; Biblical Hebrew: Megilath Ruth " the Scroll of Ruth ") is one of the books of the Hebrew Bible, Tanakh, or Old Testament.

In some Ashkenazi communities it is customary to wear one only after marriage.

In Ashkenazi tradition, the reference is to the coming year ; in Sephardic tradition, the reference is to the year just ended.

Despite this, the tradition of most Ashkenazi Orthodox synagogues is to use Hebrew ( usually Ashkenazi Hebrew ) for all except a small number of prayers, including the Kaddish, which had always been in Aramaic, and sermons and instructions, for which the local language is used.

Many egg matzah boxes no longer include the message, “ Ashkenazi custom is that egg matzah is only allowed for children, elderly and the infirm during Passover .” Even amongst those who consider that enriched matza may not be eaten during Passover, it is permissible to retain it in the home.

Those who contend that Ashkenazi Jews should not eat egg matzah on Passover cite Rema ( Orach Chaim ibid., 4 ) ruling that the custom among the Ashkenazim is to refrain from eating egg matzah on Passover, unless it is necessary for children or the elderly who would have difficulty eating regular matzah.

Israelis and Sefaradim pronounce the second vowel like English " ah "; Ashkenazi pronunciation is like " oh ".

According to Ashkenazi minhag one is not allowed to profit monetarily from the Torah, and must work.

The Ashkenazi rite is more common than the Sephardi rite in America.

It is notable that although many other traditions avoid using the poem " Anim Zemiroth " on the Sabbath, for fear that its holiness would be less appreciated due to the frequency of the Sabbath, the poem is usually sung by Ashkenazi congregations before concluding the Sabbath Musaf service with the daily psalm.