Meaning of injective in English:


Pronunciation /ɪnˈdʒɛktɪv/


  • Of the nature of or relating to an injection or one-to-one mapping.

    ‘Clearly, V is invariant under the indicated action of S n, so we obtain an injective group homomorphism [rho].’
    • ‘The map is also an injective homomorphism.’
    • ‘In 1940 he introduced the concept of an injective module, then began studying group actions in geometry.’
    • ‘For example, Fld has the rather unusual property that every morphism in this category is an injective map of sets; it is easily seen that this fails for the other examples mentioned.’