Having already gone to great lengths to prepare the definitive online British/American Dictionary of Flour Names, must we now do the same for sugar? Oh, the toil. Oh, the responsibility. Oh, the labor/labour!

Granulated sugar = granulated sugar, white sugar Castor sugar = superfine granulated sugar Caster sugar = superfine granulated sugar Icing sugar = confectioners' sugar, powdered sugar, 10X sugar, 4X sugar Sugar crystals, crystal sugar = decorating sugar, coarse sugar Rainbow sugar crystals = colored sugar

Most of this information exists elsewhere at Ochef.com, but it is useful finally to have it all in one place.