Decade
Chamber's Twientieth Century Dictionary · 1908 · p. 28
dek′ād, Decad , dek′ad, n. a group of ten, esp. a series of ten years.— adj. Dec′adal . [Fr. décade —Gr. dekas — deka , ten.]
Bu kavram başka kaynaklarda da geçiyor
Adair's New Encyclopedia (1923)
Everybody's Encyelopedia (1912)
Webster's Condensed Dictionary- A Condensed Dictionary of the English Language (1909)
Pears Shilling Cyclopedia (1898)
Webster's Practical Dictionary- A Practical Dictionary of the Englih Language (1884)
Readham'da tam maddeyi gor →