self-activity

English

Etymology

self- +‎ activity

Noun

self-activity (uncountable)

  1. Self-motion or the power of moving one's self or itself without foreign or external aid.
    • 1692, Robert Boyle, A Confutation of Atheism from the Structure and Origin of Human Bodies:
      If it can intrinsically stir itself […] it must have a principle of self-activity which is life and sense.

References
  • Ogilvie, John. The Imperial Dictionary of the English Language: A Complete Encyclopedic Lexicon, Literary, Scientific, and Technological. Blackie & Son. (1884).
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