[ri-duhk-tee-oh ad ab-sur-duh m, -zur-, -shee-oh] /rɪˈdʌk tiˌoʊ ˈæd æbˈsɜr dəm, -ˈzɜr-, -ʃiˌoʊ/
a reduction to an absurdity; the refutation of a proposition by demonstrating the inevitably absurd conclusion to which it would logically lead.
reductio ad absurdum
/rɪˈdʌktɪəʊ æd æbˈsɜːdəm/
a method of disproving a proposition by showing that its inevitable consequences would be absurd
a method of indirectly proving a proposition by assuming its negation to be true and showing that this leads to an absurdity
application of a principle or proposed principle to an instance in which it is absurd
- Reduction deformity
reduction deformity n. A congenital deformity in which a body part, especially a limb, is shorter than normal or missing.
noun, Biology. 1. the first division of meiosis in which the number of chromosomes is reduced to half the original number. 2. meiosis. reduction division noun 1. another name for meiosis reduction division n. See reduction.
- Reduction formula
noun 1. (maths) a formula, such as sin (90° ± A) = cos A, expressing the values of a trigonometric function of any angle greater than 90° in terms of a function of an acute angle
[ri-duhk-shuh-niz-uh m] /rɪˈdʌk ʃəˌnɪz əm/ noun 1. the theory that every complex phenomenon, especially in biology or psychology, can be explained by analyzing the simplest, most basic physical mechanisms that are in operation during the phenomenon. 2. the practice of simplifying a complex idea, issue, condition, or the like, especially to the point of minimizing, […]