Definition of efficient cause in English:

efficient cause

Line breaks: ef¦fi|cient cause


  • An agent that brings a thing into being or initiates a change.
    More example sentences
    • By contrast, intelligent design as he sees it is about final causes, not efficient causes.
    • Aristotle, however, does not regard efficient causes as radically different from material and formal causes.
    • However, on a deeper level, there must be an efficient cause to explain why a city-state acquires its constitution in the first place.

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Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
(in science fiction) navigation in outer space