outermost

adjective

out·​er·​most ˈau̇-tər-ˌmōst 

: farthest out

Synonyms of outermost

• farthest

Examples of outermost in a Sentence

The arrow hit the outermost ring on the target.

the outermost planet in our solar system

Recent Examples on the Web

Start with the outermost layer and work your way towards the center of the flower. — Cameron Beall, Southern Living, 18 July 2026

The names of foundation heads and others with resources who had shown their willingness to support the work of her organization went in the outermost ring. — Literary Hub, 30 June 2026

Every few weeks, the outermost layers shed and are replaced by new cells pushed up from the base. — Peter Jurich, Hartford Courant, 22 June 2026

Reaching the finish line The Swift observatory is flying in low-Earth orbit, where the outermost layers of the atmosphere still exert some aerodynamic influence on satellites. — Stephen Clark, ArsTechnica, 19 June 2026

Word History

First Known Use

14th century, in the meaning defined above

Rhymes for outermost

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

Kids Definition

outermost

adjective

out·​er·​most ˈau̇t-ər-ˌmōst 

: farthest out