Examlex
What kind of pump uses a spring-loaded movable pump housing that pivots in such a way that the volume of the pumping chambers can be increased or decreased based on fluid pressure.
World Wars
Refers to the two major global conflicts of the 20th century: World War I (1914-1918) and World War II (1939-1945), involving many of the world's nations.
Dominance
The state or condition of having power and influence over others, often observed in social, economic, and ecological contexts.
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The structure of methods and principles a society uses to produce and distribute goods and services.
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