| upper | from 280 million to 310 million years ago |
|---|---|
| upper | one of the large alphabetic characters used as the first letter in proper names and sometimes for emphasis |
| upper | the class occupying the highest position in the social hierarchy |
| upper | the class occupying the highest position in the social hierarchy |
| upper | a higher deck |
| upper | position of advantage and control |
| upper | the upper jawbone in vertebrates |
| upper | the upper jawbone in vertebrates |
| upper | the limit on the upper (or northernmost) side of something |
| upper | the largest possible quantity |
| upper | the upper part of the mantle |
| upper | the peninsula between Lake Superior and Lake Michigan that forms the northwestern part of Michigan |