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light barrier. In DICTIOUS you will not only get to know all the dictionary meanings for the word
light barrier, but we will also tell you about its etymology, its characteristics and you will know how to say
light barrier in singular and plural. Everything you need to know about the word
light barrier you have here. The definition of the word
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English
Etymology
On the grounds that special relativity predicts that no object can travel faster than light. Compare sound barrier.
Noun
light barrier (uncountable)
- The speed of light, seen as a barrier to faster-than-light travel.