(chemistry) Any reduction reaction that uses magnesium at an elevated temperature; used, for instance, to reduce the silica of diatoms to silicon whilst retaining the complex shapes.

A form of furnace in which an ore is reduced to a metal

(informal) Synonym of breast reduction

Eta conversion.

(computing theory) A polynomial-time algorithm for transforming inputs to one problem into inputs to another problem, such that the transformed problem has the same output as the original.

plural of Karp reduction

the hypothetical reduction of fat from a specific region of the body

(public health) A range of public health policies designed to lessen the negative social or physical consequences associated with various human behaviors, both legal and illegal.

(phonetics) Any of various changes in the acoustic quality of vowels, related to changes in stress, sonority, duration, loudness, articulation, or position in the word, and which are perceived as "weakening".

plural of vowel reduction