On Mon, 19 Aug 2013 00:44:29 +0100, Renia <renia@otenet.gr> wrote: >On 18/08/2013 20:30, Richard Smith wrote: >> On 18/08/13 20:24, Graeme Wall wrote: >> >>> 1900s plural is the decade, just as 1920s plural is the decade. >> >> You may use that convention, but a lot of people do use 1900s to mean >> the century, so the ambiguity is still there. > > >I have never heard of 1900s to refer to the whole century. It is usually >called the twentieth century or 20th C. 1900s refers to the first decade >of the 20th century. > .. and the last year of the 19th.