Dvojice

Dvojice is a Czech noun that denotes a pair or couple, meaning a unit formed by two related elements. The term is used broadly to describe two persons, objects, or phenomena that together constitute a recognizable pair. In everyday language the word often accompanies descriptions of partners, partners in a sport, or two items that are naturally connected, such as a set of two shoes or a two-person team.

In linguistic and general usage, dvojice can refer to any two items viewed as a unit, including two-word expressions or paired elements within wider structures. The word often functions as a generic label for two entities that are linked by function or relationship, rather than by mere proximity.

In mathematics and computer science, dvojice is used to describe a 2-tuple or ordered pair, consisting of two elements. This concept underpins many formal definitions and data representations, such as a pair of values used as a key-value pair in programming or a pair of coordinates in geometry. The notion also appears in statistics and data analysis when discussing paired observations or dyads.

In science and culture, dvojice commonly denotes a duo in art, music, or performance (for example, a musical duo), as well as paired organisms or components in biology and astronomy (such as a double star). The term thus serves as a versatile label for any two-part unit that functions as a single entity.

See also: pair, duo, dyad, couple, two-tuple.