Outer
Outer adjective - Situated on the outside or farther out.
Usage example: the outer edge of the blade of your figure skate always wears out faster than the inner because you use it more
Mutual synonyms
Both words in one sentence
- It has a layer of rock around the outer hull carefully sculpted to match the surface appearance of the original Moon that once orbited the Earth, tens of thousands of years ago, before the starship removed it and took its place.
- Calvin: Hey Mom, did you know that gravity in outer space works as if space was a soft, flat surface?
Source: Ditzy Genius - Both Heaven and Hell in The Salvation War have bizarre topology where they are hollow worlds that have an inner surface, but lack an outer one.
Source: World Shapes
Cite this Source
Surface and Outer. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/outer/surface
Outer & Surface. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/outer/surface>.
Surface or Outer. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/outer/surface.
Google Ngram Viewer shows how "outer" and "surface" have occurred on timeline