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world line. In DICTIOUS you will not only get to know all the dictionary meanings for the word
world line, but we will also tell you about its etymology, its characteristics and you will know how to say
world line in singular and plural. Everything you need to know about the word
world line you have here. The definition of the word
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English
Noun
world line (plural world lines)
- (physics) A path in spacetime, especially that traversed by an elementary particle from its creation to its destruction.
Translations