outer

adjective

out·​er ˈau̇-tər How to pronounce outer (audio)
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 seeds' hard outer shell keeps the seeds' contents from causing serious side effects. Lindsay Curtis, Health, 12 Nov. 2025 Coronal mass ejections, or CMEs, are large clouds of ionized gas called plasma and magnetic fields that erupt from the sun’s outer atmosphere. Ashley Strickland, CNN Money, 12 Nov. 2025 WeRise elevates the inner and outer worlds [with] physical fitness via workouts, shifting identity, healing, confidence, emotional resilience and stepping into power. Emily Burns, Footwear News, 12 Nov. 2025 According to the National Weather Service, the Aurora Borealis occurs when charged particles from the sun collide with gases in Earth’s outer atmosphere, producing vibrant waves of light. Diana Leyva, Nashville Tennessean, 12 Nov. 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 17 Nov. 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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