orthodoxy

noun

or·​tho·​doxy ˈȯr-thə-ˌdäk-sē 

plural orthodoxies

1

: the quality or state of being orthodox

2

: an orthodox belief or practice

3

capitalized

a

: Eastern Orthodox Christianity

b

: orthodox judaism

Examples of orthodoxy in a Sentence

I was surprised by the orthodoxy of her political views.

He rejected the orthodoxies of the scientific establishment.

Recent Examples on the Web

Far away, while the West clung to free-market orthodoxy, China has spent decades building a war-ready economy. —Ashley Lutz, Fortune, 9 Aug. 2025

This is an amusing word choice for a man who hates orthodoxies of all kinds. —Andrea Long Chu, Vulture, 5 Aug. 2025

Why Facts Alone Aren't Enough At the heart of McGrath’s argument is a quiet challenge to business orthodoxy: facts and data, on their own, aren’t sufficient to lead well. —Karl Moore, Forbes.com, 31 July 2025

The Church, in its two millennia of existence, has played a role in this perception, by punishing people who dared to challenge its orthodoxies. —Rebecca Mead, New Yorker, 28 July 2025

Word History

First Known Use

1630, in the meaning defined at sense 1

Rhymes for orthodoxy

• dihydroxy
• alkoxy
• deoxy
• epoxy
• ethoxy
• hydroxy
• methoxy
• peroxy
• phenoxy
• boxy
• foxy
• oxy

Kids Definition

orthodoxy

noun

or·​tho·​doxy ˈȯr-thə-ˌdäk-sē 

plural orthodoxies

1

: the quality or state of being orthodox

2

: an orthodox belief or practice