Bas-relief n. : Low relief; sculpture, the figures of which project less than half of their true proportions; -- called also bassrelief and basso-rilievo. See Alto-rilievo.

Example:


Taxonomy
relief, low relief, high relief, Bas-relief, elements, sculpture, free encyclopedia, Iran, Sunken-relief, Sunken relief, high and low, rock, lion, Persepolis, composition project, the Parthenon, panels, scenes.

Defination from the web:
Bas-relief is very suitable for scenes with many figures and other elements such as a landscape or architectural background. ... Bas-relief in Persepolis - a symbol of Zoroastrian Nowruz - in day of a spring equinox power of eternally fighting bull (personifying the Earth) ...