uppermost
Americanadjective
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highest in place, order, rank, power, etc..
the uppermost peaks of the mountain; the uppermost class of society.
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topmost; predominant.
a subject of uppermost concern.
adverb
adjective
adverb
Etymology
Origin of uppermost
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.
Orbiting satellites can examine the lunar surface, but their instruments mainly detect material in the uppermost layer of soil.
From Science Daily ● Aug. 3, 2026
Judge Timothy Petts warned her that offences like these were "treated very seriously" and while custody is not the only option, it will be "uppermost in my mind".
From BBC ● Jul. 10, 2026
In fact, corruption was uppermost in Rama's mind when he made Diella part of his team as minister for public procurement.
From BBC ● Sep. 12, 2025
“The health and safety of my constituents are uppermost in my mind as we recover from the wildfires,” Chu said in a statement.
From Los Angeles Times ● Feb. 15, 2025
The players had set a ladder on the uppermost landing of the outside stairs, and several of them were now on the roof, beating at the smouldering thatch with their capes.
From "The Shakespeare Stealer" by Gary L. Blackwood
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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.