outer

adjective

out·​er ˈau̇-tər How to pronounce outer (audio)
Synonyms of outernext
1
: existing independent of mind : objective
outer reality
2
a
: situated farther out
the outer limits
b
: being away from a center
the planet's outer rings
c
: situated or belonging on the outside
an outer covering

Examples of outer in a Sentence

the outer edges of the roof The package's outer covering was damaged. I removed the outer skin of the onion. Her inner turmoil was masked by an outer calm.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Factors Influencing Washing Frequency Material Type The outer and inner fabrics of your coat or jacket don't influence how frequently it should be washed but do make a huge difference in how the coat is cleaned. Mary Marlowe Leverette, Southern Living, 9 Dec. 2025 The first would involve a black hole colliding with a star that has had its outer layers of hydrogen stripped and is now composed mostly of helium. Robert Lea, Space.com, 9 Dec. 2025 The rice kernel contains three parts—the germ or core, the endosperm or middle layer, and a hard outer layer called the bran. Jillian Kubala, Health, 8 Dec. 2025 The bran is the outer layer that contains fiber and B vitamins. Carrie Madormo, Verywell Health, 8 Dec. 2025 See All Example Sentences for outer

Word History

Etymology

Middle English, from out entry 4 + -er entry 1

First Known Use

13th century, in the meaning defined at sense 1

Time Traveler
The first known use of outer was in the 13th century

Browse Nearby Words

Cite this Entry

“Outer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/outer. Accessed 13 Dec. 2025.

Kids Definition

outer

adjective
out·​er ˈau̇t-ər How to pronounce outer (audio)
1
: located on the outside or farther out
the outer wall
2
: being away from a center
the outer planets of the solar system

More from Merriam-Webster on outer

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