decurvaturen.
/dɪˈkəːvətjʊə/ = decurvation n.
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the world > space > shape > curvature > types of curvature > [noun] > downwards
decurvation1881
decurvature1887
1887 E. D. Cope Origin Fittest 376 Constant jarring..would tend to a decurvature of both inferior and superior adjacent end walls.
This entry has not yet been fully updated (first published 1894; most recently modified version published online March 2021).
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n.1887