involution
/ˌɪnvəˈluʃən/
noun
- The state or process of being complicated or intricate.
- Critics complained about the unnecessary involution of the story's plot.
- The design's involution added beauty but also confusion.
- The involution of the legal system makes it hard for ordinary people to navigate.
- A mathematical operation that is its own inverse, such as multiplication by -1 or taking the reciprocal.
- Students learned that the negative sign is an involution on the number line.
- The teacher explained that flipping a coin is an involution in a simple sense.
- In algebra, the function f(x) = 1/x is an involution because applying it twice returns the original value.
- A curling inward or the state of being rolled inward, as in biology or anatomy.
- After childbirth, the uterus undergoes involution to return to its normal size.
- The biologist observed the involution of the embryo's neural tube.
- The involution of the leaf edge protects the plant from drying out.
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