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.
The entire vegetable is edible, even the tough outer skin of the stems. Randi Gollin, Martha Stewart, 2 Apr. 2026 The use of shock waves, or blast overpressure (BOP), kills or disables enemies with the force of the explosion, vaporizing the weapon’s plastic outer shell. Brad Lendon, CNN Money, 2 Apr. 2026 The filter has an outer layer of gauze material that captures pollutants such as dust, hair, and pet dander, and can be removed for washing or vacuuming. John R. Delaney, PC Magazine, 2 Apr. 2026 Some had characteristic ticks etched along their outer edges, while others looked like small sticks cut lengthwise, with a flat and a curved side—forms that their makers crafted deliberately to produce random outcomes. Joseph Howlett, Scientific American, 2 Apr. 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 6 Apr. 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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