outermost
Americanadjective
adjective
Etymology
Origin of outermost
Middle English word dating back to 1350–1400; see origin at outer, -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.
The phenomenon will present scientists with a rare opportunity to study the Sun's atmosphere and its outermost layer, as they seek to uncover secrets about solar winds and our star's magnetic field.
From Barron's ● Aug. 11, 2026
Past conflicts—due largely to a considerable lag between U.S. doctrine and technology—began with the outermost defensive ring and painfully worked toward the innermost ring of the capital, he wrote.
From The Wall Street Journal ● Mar. 30, 2026
That’s when the star goes supernova, which we can detect as soon as the bounced off material breaks through the star's outermost layer — we call this the shock breakout.
From Space Scoop ● Nov. 28, 2025
This region is essential for communication between brain networks but is also vulnerable to reduced blood flow from distal arteries, which carry blood from the heart to the outermost parts of the body.
From Science Daily ● Oct. 14, 2025
By the outer wall, facing the western expanse of the sea, he and Ahmad chased a lone chicken through the ruins around the outermost homes.
From "Zeitoun" by Dave Eggers
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.
