Is 50 years old a century? 50 years = 5 Decades or Half a Century and so on. Other words for years are. 100 years = 10 Decades or century.
What do we call 50 years in English? golden jubilee: 50th anniversary. diamond jubilee: 60th anniversary (or 75th anniversary) platinum jubilee: 70th anniversary.
Is 50 years old considered half a century? Half-century definition
Fifty years; half of a century.
What is 5 decades called? quinquennially kwin-ˈkwe-nē-ə-lē , kwiŋ- adverb.