| Webster's Online Dictionary |
| Expressions | Domain | Definition | |
| Eclipse year | Aerospace | The interval between two successive conjunctions of the sun with the same node of the moon's orbit, averaging 346 days 14 hours 52 minutes 52.42 seconds in 1962, and increasing at the rate of 0.0276 second annually. See year. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||
