involution

About 0.56 uses per million words.

Meaning

1. noun Entanglement; a spiralling inwards; intricacy.
2. noun A complicated grammatical construction.
3. noun An endofunction whose square is equal to the identity function; a function equal to its inverse.
4. noun The shrinking of an organ (such as the uterus) to a former size.
5. noun The regressive changes in the body occurring with old age.
6. noun A power: the result of raising one number to the power of another.
7. noun A cessation of development or progress involving intense inner competition.
8. noun A state of increased competition for limited resources, requiring great effort to stay ahead.

Similar words

enfolding exponentiation thymicolymphatic entanglement entwinement intrication intwinement intertwisting intervolution interweavement

Often followed by

of and is forms in or on with de

Word family

involutional involutions