Meaning of logical necessity in English:

logical necessity


mass noun
  • 1That state of things which obliges something to be as it is because no alternative is logically possible.

    ‘In demanding for empirical statements the safeguard of logical necessity, these philosophers have failed to see that they would thereby rob them of their factual content.’
    • ‘Nevertheless, he did not prove their logical necessity.’
    • ‘Hence, in his terms, there are physical necessity, logical necessity, mathematical necessity, and moral necessity.’
    • ‘First, the George Washington quote points us helpfully towards the modality of moral obligation in place of the modality of logical necessity.’
    • ‘All necessity, they hold, can in this way be reduced to logical necessity.’
    • ‘If we regard features as components of complex entities, a taxonomy - as a matter of logical necessity - has to be acquired ‘top-down’.’
    • ‘The logical necessity for carriers' liability to support a visa regime is surely self-evident.’
    1. 1.1count noun A thing which logically must be so.
      ‘We do not observe compliance to authority merely because it is a transient cultural or historical phenomenon, but because it flows from the logical necessities of social organization.’
      • ‘Indeed, these justifications are widely assumed to be, in some sense, universal, because they are taken to be logical necessities.’
      • ‘The internal logical necessities of atomic physics and the war led to the bomb.’