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.
As your kale grows, harvest the outer leaves individually, and the plant will continue to produce new leaves from the center. Rita Pelczar, Better Homes & Gardens, 26 May 2026 The flow reversal Earth’s magnetic field is generated by the movement of electrically conducting molten iron inside the liquid outer core. Atharva Gosavi, Interesting Engineering, 25 May 2026 For several weeks lately something has been gnawing at the rinds of the lemons on the outer branches of our lemon tree. Joan Morris, Mercury News, 25 May 2026 Huang said the breakthrough came when firefighters were able strip the outer casing of the tank to allow for better cooling. Meg James, Los Angeles Times, 25 May 2026 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 27 May. 2026.

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

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