(archaeology) the discovery of agriculture

(geometry) A spheroid; a solid of revolution generated by rotating an ellipse about one of its axes.

plural of ellipsoid of revolution

plural of colour revolution

(politics) Any of various related revolutionary movements that developed in several societies in the former Soviet Union and the Balkans during the early 2000s, mostly using nonviolent resistance.

A productivity revolution caused by the large-scale use of robots. / (science fiction) A violent uprising by sapient robots, aimed at overthrowing human government.

plural of Velvet Revolution

The American Revolutionary War (1775–1783) of the contiguous southern 13 colonies of the British Empire on the east coast of the North American mainland

plural of agricultural revolution

plural of robot revolution