# dumb down

idiom

Source: https://englishreference.com/idiom/dumb-down
Updated: 2026-08-10

## Meaning

To convey some subject matter in simple terms, avoiding technical or academic language, especially in a way that is considered condescending.

## Examples

- The article dumbs down the science too much.
- The documentary was criticized for dumbing down complex historical events to appeal to younger viewers.
- Rather than dumb down the lecture for his students, the professor patiently introduced the technical vocabulary they would need to read the original texts.

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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.