uppermost

adjective

up·​per·​most ˈə-pər-ˌmōst 

: situated in the highest or most prominent position

the uppermost layer

safety was uppermost in their minds

uppermost adverb

Synonyms of uppermost

• highest
• top
• upper
• higher

Examples of uppermost in a Sentence

the uppermost floor of the house gets very hot in the summer

Recent Examples on the Web

Next locate the uppermost three stars and use them to point the way to Andromeda, as shown in the finder chart above. —Anthony Wood, Space.com, 29 Nov. 2025

In fact, arrays of multiple satellites that are in orbit around Earth and are sensitive to extremely small distance differences induced between those spacecraft have been used to track how density fluctuations change in the uppermost layers of Earth’s surface. —Big Think, 14 Nov. 2025

Caused by an interaction between Earth's magnetic field and the sun's solar wind, the northern lights, also known as aurora borealis, are most commonly viewable in the uppermost areas of the Northern Hemisphere. —Kelli Arseneau, jsonline.com, 12 Nov. 2025

The uppermost floors host an executive and client facility. —New Atlas, 26 Oct. 2025

Word History

First Known Use

15th century, in the meaning defined above

Phrases Containing uppermost

• foremost/uppermost in someone's mind

Rhymes for uppermost

• diagnosed
• easternmost
• innermost
• lowermost
• milepost
• northernmost
• outermost
• rearmost
• southernmost
• uttermost
• westernmost
• almost

Kids Definition

uppermost

adverb

up·​per·​most ˈəp-ər-ˌmōst 

: in or into the highest or most prominent position

uppermost adjective