Neoclassical

Neo-classicism is a term describing movements in the decorative and visual arts, literature, theatre, music, and architecture. They were influenced by the classical art and culture of Ancient Greece and Acient Rome.

In the 17th and 18th centuries, Neo-classicism (as well as Baroque) had a huge influence on the architecture in England. Some of the restoration architects were Christopher Wren, Robert Hooke, John Vanbrugh and Nicholas Hawksmoor.

Source:

http://www.artlex.com/ArtLex/n/neoclassicism.html

Summerson, John. Architecture in Britain 1530-1830. Harmondsworth: Penguin, 1969.