# heterodox

/ˈhɛtɝəˌdɑks/ (US) · CEFR C2 · Adjective

Source: https://englishreference.com/word/heterodox
Updated: 2026-10-12

## Definition

describing an idea or belief that goes against the usual or official way of thinking. You use this for opinions that most people in a group do not accept.

For teachers: characterised by departure from accepted or established doctrines, especially in religious or academic contexts. Often used to describe minority views in economics or theology that challenge the mainstream.

## Examples

- The professor is known for his heterodox views on economic growth.
- Her heterodox approach to medicine often put her at odds with the traditional hospital board.
- While the scientific community initially dismissed his heterodox theories as fringe science, subsequent experiments provided the empirical evidence necessary to validate his claims.

## Synonyms

unconventional, unorthodox, heretical, radical

## Antonyms

Orthodox, conventional, traditional, standard

## Usage notes

- Often used to modify nouns like 'views', 'opinions', 'beliefs', or 'theories'.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.