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Synonyms

uppermost

American  
[uhp-er-mohst, -muhst] / ˈʌp ərˌmoʊst, -məst /

adjective

  1. highest in place, order, rank, power, etc..

    the uppermost peaks of the mountain; the uppermost class of society.

  2. topmost; predominant.

    a subject of uppermost concern.

adverb

  1. in or into the uppermost place, rank, or predominance.

    The blossoms grow uppermost on the stems of these flowers; the thoughts that came uppermost to her mind.
uppermost British  
/ ˈʌpəˌməʊst /

adjective

  1. highest in position, power, importance, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

adverb

  1. in or into the highest position, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of uppermost

First recorded in 1475–85; upper 1 + -most

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This week’s retreat, which clipped more than a full percent from the S&P 500, happened to include elements of all three that likely will remain uppermost in investors’ minds over the coming weeks.

From Barron's • Feb. 24, 2026

None of them are risk free, and uppermost in the minds of those taking the decisions will be the survival of the Islamic Republic regime.

From BBC • Jun. 22, 2025

Munn, who grew up an army brat in a family that moved frequently during her childhood, said she savored “Your Friends & Neighbors” for its scathing commentary on the uppermost class of American society.

From Los Angeles Times • Apr. 11, 2025

As with other social media platforms, you can filter your feed to see only content by people you’re following in the uppermost tabs.

From Slate • Jan. 16, 2025

The share of the nation’s income earned by those in this uppermost category has more than doubled since 1980, to 7.4 percent in 2002.

From "Class Matters" by The New York Times

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.