Skip to content
    Philosophy A-Level

    Argument from illusion

    What Argument from illusion means in Philosophy A-Level, as defined for AQA.

    Definitions of Argument from illusion

    Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.

    Check what you remember

    Read the wording for your board, then hide it and explain Argument from illusion in your own words. Rough notes are fine. This is a self-check, with no mark or grade.

    Reference: AQA

    A related argument concerning a single experience misrepresenting an object, distinct from variation, which concerns differing appearances of an unchanged object.
    AQA · Perception as a source of knowledge
    In cases such as a straight stick looking bent in water, what we are directly aware of is not the real object but a sense-datum.
    AQA · Perception as a source of knowledge

    Topics that use Argument from illusion

    Related terms

    Using Argument from illusion in the exam

    Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.

    Practise Philosophy questions

    Create a free account to answer exam-style questions on this topic and get feedback on your answers.

    Start free

    A week of Premium from your first lesson · Then the free plan continues · No card, no charge

    All Philosophy A-Level terms