Trait may refer to: *

Phenotypic trait A phenotypic trait, simply trait, or character state is a distinct variant of a phenotypic characteristic of an organism; it may be either inherited or determined environmentally, but typically occurs as a combination of the two.Lawrence, Eleano ...

in biology, which involve genes and characteristics of organisms *

Genotypic trait The genotype of an organism is its complete set of genetic material. Genotype can also be used to refer to the alleles or variants an individual carries in a particular gene or genetic location. The number of alleles an individual can have in a ...

, sometimes but not always presenting as a phenotypic trait *

Trait (computer programming) In computer programming, a trait is a concept used in object-oriented programming which represents a set of methods that can be used to extend the functionality of a class. Rationale In object-oriented programming, behavior is sometimes shared ...

, a model for structuring object-oriented programs (a template class in the C++ programming language) *

Personality Personality is the characteristic sets of behaviors, cognitions, and emotional patterns that are formed from biological and environmental factors, and which change over time. While there is no generally agreed-upon definition of personality, mos ...

, traits that predict an individual's behavior. **

Trait theory In psychology, trait theory (also called dispositional theory) is an approach to the study of human personality. Trait theorists are primarily interested in the measurement of ''traits'', which can be defined as habitual patterns of behaviour, tho ...

in psychology

Entertainment

* ''Trait'' (album), the first and only EP by the industrial rock/metal band Pailhead * ''Traits'' (Joe Morris album) *

Trait (role-playing games) A statistic (or stat) in role-playing games is a piece of data that represents a particular aspect of a fictional character. That piece of data is usually a (unitless) integer or, in some cases, a set of dice. For some types of statistics, thi ...

, a type of role-playing statistic {{disambiguation