# decorum

/dɪˈkɔɹəm/ (US) · /dɪkˈɔːɹəm/ (UK) · CEFR C1 · Noun

Source: https://englishreference.com/word/decorum
Updated: 2026-05-19

## Definition

the way people behave in a polite or formal way. It is about showing respect and following social rules in a public setting.

For teachers: the state of being polite, respectful, and appropriate in social or professional settings. Often refers to the maintenance of order and the suppression of inappropriate behavior.

## Examples

- He lost his temper and broke the decorum of the meeting.
- The formal dinner was ruined when the guest spoke loudly and without decorum during the opening toast.
- Maintaining decorum in the courtroom is essential to ensure that the proceedings remain focused on the evidence rather than the personal conduct of the participants.

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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.