Английский разговорный словарь (основной) - reduction
Reduction
reduction
rɪˈdʌkʃən n. 1 theact or an instance of reducing; the process of being reduced. 2 an amount by which prices etc. are reduced. 3 a reduced copy of a picture etc. 4 an arrangement of an orchestral scorefor piano etc. øøreductive adj. [ME f. OF reduction or L reductio (as REDUCE)]