outer

adjective

out·​er ˈau̇-tər 

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

Synonyms

• exterior
• external
• outside
• outward

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

Hot water strips the skin of its naturally hydrating oils and may also disrupt the skin barrier, a mix of cells and fats that form a protective outer layer on the skin. —Jamie Ducharme, TIME, 17 Dec. 2024

Knowing how to layer and get dressed for freezing temperatures is handy, too, but the right outer layer can enhance your style all season long while keeping you cozy. —Andrea Bossi, Essence, 17 Dec. 2024

The outer wood layers of your tree are the most efficient in absorbing water so the sides of the tree trunk shouldn’t be removed. —Sheryl Geerts, Better Homes & Gardens, 17 Dec. 2024

The outer layer is lightweight yet warm — ideal for layering — and the soft material is comfortable to wear. —Will Porter, Travel + Leisure, 16 Dec. 2024

Word History

Etymology

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

First Known Use

13th century, in the meaning defined at sense 1

Phrases Containing outer

• come-outer
• down-and-outer
• out-and-outer
• outer ear
• outer planet
• outer space

Kids Definition

outer

adjective

out·​er ˈau̇t-ər 

1

: located on the outside or farther out

the outer wall

2

: being away from a center

the outer planets of the solar system