adjective

outer

outer, external

The outer layer is waterproof.

The outer layer is waterproof.

We live on the outer edge of the city.

We live on the outer edge of the city.

outer ((noun)) 'relating to the outside' He wore an outer jacket.

Synonyms: external, exterior; Antonyms: inner, internal

From 'out' with the comparative suffix '-er', indicating something further out.

Think of the 'outer' planets of the solar system, which are further 'out' from the sun.

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