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introduce

mastery

UK /ˌɪntɹəˈdʒuːs/ US /ˌɪntɹəˈdus/verb

card 1 of 10 · context meaning

Which meaning of 'introduce' best matches the sentence?

First introduced in Letchworth Garden City in 1909, the roundabout proved so popular in Britain that in the 1960s the Transport Research Laboratory developed a miniature version.