English Reference

Word

orthodox

Phoneticsor·tho·dox

US/ˈɔɹθəˌdɑks/

UK/ˈɔːθədˌɒks/

Definitions

01traditional or accepted

B2

adj. following what is traditional or accepted by most people as right.

adj. adhering to whatever is customary, traditional, or generally accepted as the standard practice.

“The doctor suggested an orthodox treatment before trying any new experimental drugs.”

“His orthodox approach to economic theory made him a favorite among the conservative members of the faculty.”

Antonyms

unconventionalheterodox

02religious doctrine

B2 · Religion

adj. following the original or traditional rules of a religion.

adj. conforming to the established doctrines of a specific faith or ideology.

“He holds very orthodox views on how the church should be run.”

“The community maintains an orthodox interpretation of the scriptures, resisting modern attempts to reform their ancient rituals.”

Synonyms

03Eastern Orthodox Church

B2 · Religion

adj. relating to the Eastern Orthodox Church, common in countries like Greece and Russia.

adj. pertaining to the Eastern Orthodox Church or other related Christian denominations.

“The city is famous for its beautiful Orthodox cathedrals with gold domes.”

“Orthodox Christmas is celebrated in January by many Eastern European communities following the Julian calendar.”

04Orthodox Judaism

B2 · Religion

adj. relating to a branch of Judaism that strictly follows traditional Jewish laws.

adj. pertaining to the branch of Judaism that adheres most strictly to traditional law and ritual.

“They live in an Orthodox neighborhood where many shops close for the Sabbath.”

“Orthodox traditions regarding dietary laws and daily prayer are strictly observed within this specific congregation.”

05seeds/botany

C2 · Science

adj. describing seeds that can survive for a long time when they are dried.

adj. referring to seeds, pollen, or spores that remain viable for extended periods when dried to low moisture content.

“Orthodox seeds are easier to store in seed banks because they survive drying.”

“The preservation of orthodox seeds requires careful humidity control to ensure long-term viability in the global genetic repository.”

Technical

Antonyms

recalcitrant

06a person

C2 · Religion

n. a member of an Orthodox church or religious group.

n. an individual who is a member of an Orthodox Christian or Jewish group.

“As an Orthodox, he attends services every Sunday morning.”

“The dialogue between the various groups of the Orthodox has improved significantly over the last decade.”

Formal

Real-World Examples

“Here is a brave and not entirely orthodox artist documentary; not so much a dates-and-shows-and-talking-heads profile, but resembling something of an act of art in itself.”
The Guardian · 17 Aug 2026
“After Parallel Mothers, Leo Robson argued that, far from being rebellious, the director’s work has consistently parroted “orthodox and to some degree official Spanish attitudes”.”
The Guardian · 21 Aug 2026

Word family

orthodoxAdjectiveorthodoxyNoun

Domain

Botany

This entry

Level
C1 · Advanced
Frequency
Frequent
Updated

Scan code

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English Reference