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subluminary. In DICTIOUS you will not only get to know all the dictionary meanings for the word
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subluminary in singular and plural. Everything you need to know about the word
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English
Etymology
From sub- + luminary.
Adjective
subluminary (not comparable)
- Slower than the speed of light.
2017, A.K. Brown, Humans on the Menu (Champagne Universe Series: Book 2), page 34:The only consolation in their taking the Kator was that the ship was set at doing slow sub-luminary speeds.
Antonyms