Main Entry:

¹du·al

Pronunciation:

\ˈdü(-ə)l also ˈdyü-əl\

Function:

adjective

Etymology:

Latin dualis, from duo two — more at two

Date:

1597

1of grammatical number : denoting reference to two2 a: consisting of two parts or elements or having two like parts : double b: having a double character or nature

— du·al·ly \-ə(l)-lē\ adverb