| Definition | propelling a spaceship via a solar sail |
| OED requirements | antedating 1960 |
| Earliest cite | Aeroplane XCIX |
| Last modified | 6 July, 2008 |
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| 2008 A. C. Clarke & F. Pohl Last Theorem xxxvii. 237 | Natasha's smile persisted as she thought of all the attempts she had made to explain solar sailing to audiences of potential backers and the merely curious on Earth. |