verb (used with object)
[ri-duhk-tee-oh ad ab-sur-duh m, -zur-, -shee-oh] /rɪˈdʌk tiˌoʊ ˈæd æbˈsɜr dəm, -ˈzɜr-, -ʃiˌoʊ/ noun, Logic. 1. 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/ noun 1. a method of disproving a proposition by showing that […]
- 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