English dictionary
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English noun: light year | |||
| 1. | light year (quantity) the distance that light travels in a vacuum in 1 year; 5.88 trillion miles or 9.46 trillion kilometers | ||
| Synonyms | light-year | ||
| Broader (hypernym) | astronomy unit | ||
| Part holonym | light hour, light minute, light second | ||
Based on WordNet 3.0 copyright © Princeton University.
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Web design: Orcapia v/Per Bang. English edition: .
2024 onlineordbog.dk