1plu·ral 
/ˈplɚrəl/ adjective
/ˈplɚrəl/ adjective 1 grammar : relating to a form of a word that refers to more than one person or thing
▪ The word “trees” is a plural noun. ▪ The plural form of the word “child” is “children.” ▪ a plural verb such as “are” or “were” rather than a singular verb such as “is” or “was” — compare singular 2 formal a : relating to or made up of more than one kind or group
▪ Our country is a plural society. [=it includes people of different social classes, religions, races, etc.]
b : relating to or made up of more than one person or thing
▪ the practice of plural marriage [=a marriage in which there is more than one husband or wife]
▪ The word “trees” is a plural noun. ▪ The plural form of the word “child” is “children.” ▪ a plural verb such as “are” or “were” rather than a singular verb such as “is” or “was” — compare singular
▪ Our country is a plural society. [=it includes people of different social classes, religions, races, etc.]
b : relating to or made up of more than one person or thing
▪ the practice of plural marriage [=a marriage in which there is more than one husband or wife]
