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involution

/ɪnvəˈluːʃən/ noun

Latin root: involūtiō Wiktionary

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about involution at Wordnik → Where our words come from →

  1. Reduction in size of an organ or part (as in the return of the uterus to normal size after childbirth).
  2. A long and intricate and complicated grammatical construction.
  3. Marked by elaborately complex detail.

Origin

From Latin involūtiō, from involvō.

From Wiktionary, via Kaikki.org (CC BY-SA)