Definition of intension in English:



  • 1Logic
    The internal content of a concept.

    Often contrasted with extension (sense 6)

    ‘All versions of externalism have in common that intensions don't determine extensions.’
    • ‘In the language of nominalism, the terms ‘black’ and ‘white’ purport to have mutually exclusive intensions and should therefore have mutually exclusive extensions, which they do not.’
    • ‘On the other hand, two sentences have the same intension if they are logically equivalent, i.e., their equivalence is due to the semantic rules of the language.’
    • ‘‘Inhalt’ stands for content, but is meant here in the sense of cognitive content or meaning rather than stuff, of intension as opposed to extension.’
    • ‘They provide a vehicle for the imaginative extension and intension of space beyond and within the realist scale of the city.’
  • 2 archaic Resolution or determination.

    determination, purpose, purposefulness, resolve, resoluteness, single-mindedness, strength of will, strength of character, will power, firmness, firmness of purpose, fixity of purpose, intentness, decision, decidedness



/inˈtenSHən/ /ɪnˈtɛnʃən/


Early 17th century (also in the sense ‘straining, stretching’): from Latin intensio(n-), from intendere (see intend). intension (sense 1) dates from the mid 19th century.