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countable and uncountable, plural causalities
The agency of a cause; the action or power of a cause, in producing its effect. examples
The relationship between something that happens or exists and the thing that causes it; the cause and consequence relationship. quotations examples
But how do transformations like the evolution of language take place? A scientist looks for a cause inside time; a mystic knows that causality is essentially a process that is outside time-space.
1981, William Irwin Thompson, The Time Falling Bodies Take to Light: Mythology, Sexuality and the Origins of Culture, London: Rider/Hutchinson & Co., page 94
But some discussion of the complex relationship between “allohistory” and sf is appropriate here, as the genres overlap in certain ways. Classical allohistory— such as Trevelyan's "What if Napoleon had won the Battle of Waterloo?" and Churchill's "If Lee had not won the Battle of Gettysburg" —is a rigorously consistent thought-experiment in historical causality.
2011 February 1, Istvan Csicsery-Ronay, Jr., The Seven Beauties of Science Fiction, Wesleyan University Press, pages 102–103