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[L. inversio, to turn inward]

1. The reversal of a normal relationship.
2. A turning inside out of an organ, e.g., the uterus.
3. In chemistry, the process of converting sucrose (which rotates the plane of polarized light to the right) into a mixture of dextrose and levulose (which rotates the plane to the left). The resulting mixture is called invert sugar, and the enzyme that catalyzes this conversion is called invertase.
SEE: enzyme
4. Turning inward, e.g., medial distortion or injury of the ankle joint.

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