Brutalism

The image besides is boston city hall in Government Center, Boston, Massachusetts, a work of brutalism, another architectural style of my favourite, which was popular in 1950s to 1970s. The bank negara of Malaysia is as well one of the great architectural work of brutalism.
"Brutalism is an architectural style that spawned from the Modernist architectural movement and which flourished from the 1950s to the 1970s. The early style was largely inspired by the work of Swiss architect, Le Corbusier (in particular his Unité d'Habitation building) and of Ludwig Mies van der Rohe. The term originates from the French béton brut, or "raw concrete"." To find out more...
Some list of terms in architecture found in archiseek, defination of brutalism can be found there.
Another list of terms found in http://www.artemisillustration.com/assets/text/NEWEST%20TERMS%20as%20of%201.htm defining brutalism as follow :-
"This style began in England in 1954 coined to characterize the style of Le Corbusier and others who were inspired by such buildings. Brutalism nearly always used concrete exposed at it roughest and handled with overemphais on big chunky member which collide ruthlessly. The old Oregon Historical Society Building on the park blocks in Portland, Oregon is an example of Brutalist architecture."
Image located from wikipedia originally from National Park Service .