US election 2016 terminology quiz
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US election 2016: Do Brits or Americans understand terms?

1 February 2016 Last updated at 04:43 GMT

As the race to become US president gathers pace, politicians and commentators are increasingly using certain terms and phrases.

But do people really understand what words such as caucus and ticket mean?

BBC News asked people in London to give their answers, and then tested New Yorkers on whether they could explain.

Produced by Anna Bressanin and Jasmine Coleman