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1two or more lines that are parallel to each other are the same distance apart at every point parallel lines parallel to/with something The road and the canal are parallel to each other.
- 2very similar or taking place at the same time a parallel case parallel trends
- 3(computing) involving several computer operations at the same time parallel processing
The road and the canal run parallel to each other. The plane flew parallel to the coast.See parallel in the Oxford Advanced Learner's Dictionary
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