outer
Definitions
Situated on the outside or external surface of something.
Located further away from a center or interior point.
Relating to the exterior or surface of an object.
Examples
The outer layer of the onion must be peeled away before cooking.
She stood on the outer edge of the crowd to get a better view of the parade.
Scientists are constantly searching for new planets in the outer reaches of our solar system.
Synonyms
external outside outward exterior surface peripheral outermost