Definition of the great exhibition in English English dictionary
{i} Crystal Palace Exhibition, The Great Exhibition of 1851, international exhibition that took place at the Crystal Palace (Hyde Park, London) from May 1st to October 15th 1851 (was the first of many World's Fair exhibitions of culture and industry)
a large exhibition held in Hyde Park in 1851. It was the idea of Queen Victoria's husband, Prince Albert, and it was intended to show modern achievements in industry, science, and technology. The exhibition took place in a large glass building called the 'Crystal Palace'