duad

Thân thiện

A duad of red apples sits on the wooden table.

Definition

Noun A pair or couple; specifically, two items or units considered together as a single entity or of the same kind.

Usage

The word "duad" is a formal and somewhat rare term used to denote a set of two. It is often found in literary, philosophical, or technical contexts rather than in everyday conversation. * The ancient concept of the universe often began with the fundamental duad of heaven and earth. * In his analysis, the philosopher reduced the complex relationship to a simple duad.

Examples

• The chemical bond formed a stable duad.
• The theory is built upon the primary duad of action and reaction.

Advanced Usage

• Mathematical/Set Theory Context: Can be used to describe an unordered pair.
  • The elements {x, y} form a duad.

Variants and Related Words

• Dyad (n): A more common synonym with identical meaning, often used in sociology (a two-person group) and other sciences.
• Duo (n): A pair, especially of performers.
• Couple (n): Two individuals or items of the same kind seen together.
• Pair (n): Two things that are matched for use together or are naturally associated.

Synonyms

Pair, couple, twosome, brace, dyad.

Antonyms

Single, unit, individual, singleton.

Học thuật

Noun

1. two items of the same kind