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Noun: polymorphism  ,pó-lee'mor,fi-zum
  1. (genetics) the genetic variation within a population that natural selection can operate on
    "Genetic polymorphism in the human immune system helps defend against a variety of pathogens"
     
  2. (chemistry) the existence of different kinds of crystal of the same chemical compound
    "The polymorphism of carbon allows it to exist as both graphite and diamond";
    - pleomorphism
     
  3. (biology) the existence of two or more forms of individuals within the same animal species (independent of sex differences)
    "The polymorphism in butterfly wing patterns helps protect them from predators"
     
  4. (computing) a feature of object-oriented programming where objects of different types can be accessed through the same interface, allowing methods to behave differently based on the object's type
    "Polymorphism enables a single method call to work on different object types"

Derived forms: polymorphisms

Type of: chemical phenomenon, organic phenomenon

Encyclopedia: Polymorphism