# uppermost

/ˈəpɝˌmoʊst/ (US) · /ˈʌpəmˌəʊst/ (UK) · CEFR C2 · Adjective

Source: https://englishreference.com/word/uppermost
Updated: 2026-05-31

## Definition

most important or the one that is on the top. You use it to describe the thing that is most in your mind or the highest part of something.

For teachers: most prominent in the mind or most important in significance; alternatively, situated on the top or upper part of something. Often used in the phrase 'uppermost in one's mind'.

## Examples

- The safety of the children is uppermost in my mind.
- When planning the new office layout, the architect ensured that the uppermost priority was natural light and open space.
- While the technical specifications were impressive, the uppermost concern for the board remained the long-term sustainability of the project and its impact on the local community.

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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.