adjective
- having two parts, aspects, or functions
- relating to or denoting a grammatical number category that refers to exactly two items
Usage: grammar
noun
- a dual form of a word
Usage: grammar
Examples
- The car has dual exhaust pipes.
- She leads a dual life as both teacher and artist.
- The phone has dual cameras for better photos.
- This device serves a dual purpose as both heater and fan.
- Ancient Greek had dual number forms for pairs of objects.
- The dual of ‘foot’ in some languages refers to exactly two feet.