Meaning & Definition of word "Dual"

Dual

/ˈdjuːəl/

noun:

  • 1. A pair of things or a system of two.
    • Example: The dual of a geometric shape can be analyzed to reveal its properties.

adjective:

  • 1. Consisting of two parts, elements, or aspects.
    • Example: The dual nature of the project requires collaboration between scientists and engineers.
  • 2. Relating to or representing two things.
    • Example: The dual carriageway allows for faster travel in both directions.
  • 3. In grammar, relating to a form that indicates two items or people.
    • Example: Some languages still have a dual form in their grammatical structure.

Etymology

From Latin 'dual-is', from 'duo' meaning 'two'.

Common Phrases and Expressions

dual citizenship:

The status of being a citizen of two countries.

dual purpose:

Having two functions or uses.

dual language:

A system that uses two languages for communication.

Related Words

duet:

A performance by two musicians or singers.

duplicate:

An exact copy of something.

dualism:

The belief in two opposing principles.

Slang Meanings of dual

Meaning: Two-faced or deceptive in nature.

Example Sentence: Don't trust him; he's as dual as they come.

Meaning: Having contrasting qualities.

Example Sentence: She's dual when it comes to her interests; she loves both sports and art.