DUAL


Meaning of DUAL in English

/ ˈdjuːəl; NAmE ˈduːəl/ adjective

[ only before noun ] having two parts or aspects :

his dual role as composer and conductor

She has dual nationality (= is a citizen of two different countries) .

The piece of furniture serves a dual purpose as a cupboard and as a table.

—see also dual-purpose ➡ note at double

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WORD ORIGIN

late Middle English (as a noun denoting either of the two middle incisor teeth in each jaw): from Latin dualis , from duo two.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.