| p. p. | 1. | Having a base, or having as a base; supported; |
| 2. | Wearing, or protected by, bases. |
| Adj. | 1. | based - being derived from (usually followed by `on' or `upon'); "a film based on a best-selling novel" |
| 2. | based - having a base; "firmly based ice" | |
| 3. | based - having a basis; often used as combining terms; "a soundly based argument"; "well-founded suspicions" Synonyms: founded | |
| 4. | based - having a base of operations; "a company based in Atlanta" |