| 1. | a project undertaken or to be undertaken, esp. one that is important or difficult or that requires boldness or energy: To keep the peace is a difficult enterprise. |
| 2. | a plan for such a project. |
| 3. | participation or engagement in such projects: Our country was formed by the enterprise of resolute men and women. |
| 4. | boldness or readiness in undertaking; adventurous spirit; ingenuity. |
| 5. | a company organized for commercial purposes; business firm. |
| 6. | (initial capital letter ) Military. the first nuclear-powered U.S. aircraft carrier, commissioned in 1961, with a displacement of 89,000 tons (80,723 m ton) and eight reactors. |
| 7. | (initial capital letter, italics ) U.S. Aerospace. the first space shuttle, used for atmospheric flight and landing tests. |
