curvatives

Noun

curvative (plural curvatives)

1. (differential geometry) The first partial derivative of a function that describes a surface.
   • Examination of waves larger than 60 metres will depend on the accuracy with which the spatial derivatives (tilts, curvatives, etc.) of the surface can be obtained.1977, IEEE Council on Oceanic Engineering, Oceanic Engineering Society (U.S.), Oceans
2. One of the curved walls of the stomach.
   • According to Dr. Leuf, when water is taken into the full or partly full stomach, it does not mingle with the food, as we are taught, but passes along quickly between the food and lesser curvative toward the pylorus, through which it passes into the intestines.1890, Louis Philippe McCarty, Health, Happiness and Longevity, →ISBN
3. A convexity or concavity in a surface.
   • The five brooms have independent adjustments to conform, to curvatives in the road.1925, Municipal Journal and Public Works - Volume 56, page 511
4. A curved deformation.
   • If the curvative is due to the unequal pull of the muscles supporting the spine, then the indication is to strengthen the weaker muscles until they are fully able to antagonize those of the opposite side.1895, The Journal of Electro-therapeutics - Volume 13, page 126

See all 5 meanings of curvative