The reduction of one or more tax rates.

(US, business, euphemistic) A layoff.

The operation performed to reduce the volume of breast tissue.

(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.

(chemistry) Any reduction reaction that employs carbon at high temperatures

(philosophy) In the phenomenology of Edmund Husserl (1859-1938) and his followers, a philosophical procedure intended to reveal the objects of consciousness as pure phenomena independently of any considerations of the existence of those objects and without the influence of inferential knowledge.

(biology, genetics, cytology) the first of the two divisions of meiosis, a type of cell division. / (biology, genetics, cytology) meiosis as a whole, a type of cell division.

plural of beta reduction

The act of beta reducing, an instance of replacing a function call by the result of calling a function.

plural of prolongational reduction