Английский разговорный словарь (основной) - augmentation
Augmentation
augmentation
ˌɔ:ɡmenˈteɪʃən n. 1 enlargement; growth; increase. 2 Mus. the lengthening of the time-values of notes in melodic parts. [ME f. F f. LL augmentatio -onis f. augmentare (as AUGMENT)]