Meaning of DECADE in English

DECADE

n.

Pronunciation: ' de- ˌ k ā d, de- ' k ā d; esp sense 1b ' de-k ə d

Function: noun

Etymology: Middle English, from Middle French décade, from Late Latin decad-, decas, from Greek dekad-, dekas, from deka

Date: 15th century

1 : a group or set of 10: as a : a period of 10 years b : a division of the rosary that consists primarily of 10 Hail Marys

2 : a ratio of 10 to 1 : ORDER OF MAGNITUDE

– de · cad · al \ ' de-k ə -d ə l \ adjective

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.