Orthodox, Orthodoxy, or Orthodoxism may refer to:

Religion

  • Orthodoxy, adherence to accepted norms, more specifically adherence to creeds, especially within Christianity and Judaism, but also less commonly in non-Abrahamic religions like Neo-paganism or Hinduism

Christian

  • Christian orthodoxy

Traditional Christian denominations

  • Eastern Orthodoxy, which accepts the theological resolutions of the Council of Chalcedon
  • Oriental Orthodoxy, which does not accept the theological resolutions of the Council of Chalcedon

==== Modern denominations ====<!---♦♦♦ Please keep the list in alphabetical order ♦♦♦--->

  • Lutheran orthodoxy, an era in the history of Lutheranism which began in 1580 from the writing of the Book of Concord
  • Neo-orthodoxy, a theological position also known as dialectical theology
  • Orthodox Presbyterian Church, a confessional Presbyterian denomination located primarily in the northern United States
  • Paleo-orthodoxy, (20th–21st century), a movement in the United States focusing on the consensus among the ecumenical councils and church fathers
  • Reformed Orthodoxy (16th–18th century), a systematized, institutionalized and codified Reformed theology
  • True Orthodox church, also called Old Calendarists, a movement that separated from the mainstream Eastern Orthodox Church in the 1920s over issues of ecumenism and calendar reform

Academic term

  • Proto-orthodox Christianity, a term coined by New Testament scholar Bart D. Ehrman to describe the Early Christian movement which was the precursor of Christian orthodoxy

===Non-Christian===<!---♦♦♦ Please keep the list in alphabetical order ♦♦♦--->

  • Orthodox Bahá'í Faith, a small Baha'i denomination
  • Orthodox Islam, generally refers to Sunni Islam
  • Orthodox Judaism, a branch of Judaism
  • Haredi Judaism, groups within Orthodox Judaism that reject modern secular culture
  • Hasidic Judaism, a sub-group within Haredi Judaism noted for its religious conservatism and, typically, social seclusion
  • Modern Orthodox Judaism, is a movement within Orthodox Judaism
  • Kemetic Orthodoxy, an Egyptian neo-pagan religion that intends to reform and restore ancient Egyptian religion
  • Slavic Native Faith or Orthodoxy, a term used by Neo-Slavic pagan religious organizations

==Other uses==<!---♦♦♦ Please keep the list in alphabetical order ♦♦♦--->

  • Left-arm orthodox spin, a bowling technique in cricket
  • Orthodox (album), a 2013 album by American rock band Beware of Darkness
  • Orthodox (band), an American metalcore band from Tennessee.
  • Orthodox File Managers, a user interface to work with file systems
  • Orthodox (Jordan), a Jordanian basketball club
  • Orthodox Marxism, the dominant form of Marxist philosophy between the death of Karl Marx and the beginning of World War I
  • Orthodox seed, a seed which may be preserved via drying or freezing
  • Orthodox stance, a way of positioning the feet and hands in combat sports

==See also==<!---♦♦♦ Please keep the list in alphabetical order ♦♦♦--->

  • Anti-Orthodox (disambiguation)
  • Heterodoxy
  • Orthodox calendar (disambiguation)
  • Orthodox Church (disambiguation)
  • Orthodox Communion (disambiguation)
  • Orthodoxy by country (disambiguation)
  • Unorthodox (disambiguation)