EntityQ1781552· pop 11· linked from 45 articlesabstract typeSign in to savetype in a nominative type system that cannot be instantiated directlyConnectionsclassEntitytype systemEntitysafe typingEntitytraitEntitynominative typingEntityInternational Standard Book NumberEntityprogramming languageEntityJavaEntityQ2407EntityQ2370Entityobject-oriented programmingEntitydata typeEntitySmalltalkEntityObjective-CEntityDEntityinheritanceEntitygeneric programmingEntityabstract data typeEntitymethodEntityduck typingEntityCategoriesType theory