duals
adjective(du-al)
consisting of or involving two parts or components usually in pairs
Examples:
Dual controls for pilot and copilot.
duals
adjective(du-al)
having more than one decidedly dissimilar aspects or qualities
Examples:
A double (or dual) role for an actor.
duals
adjective(du-al)
a grammatical number category referring to two items or units as opposed to one item (singular) or more than two items (plural)
Examples:
Ancient Greek had the dual form but it has merged with the plural form in modern Greek.