tjugonde århundradet

== Swedish == === Alternative forms === 20:e århundradet 20:e seklet tjugonde seklet === Proper noun === tjugonde århundradet (rare) The twentieth century; the period from year 1901 to 2000 ==== Usage notes ==== Should be distinctly separated from nittonhundratalet ("the 1900s"), which is the years 1900 to 1999, as opposed to the 20th century, which started year 1901 and ended (in the end of) year 2000.