curvilinear

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curvilinear

[cur′vilin′ē·ər]
Etymology: L, curvus, bent, linea, line
pertaining to a curved line.

curvilinear

(kĕr′vĕ-lĭn″ē-ăr)
Concerning or pert. to a curved line.

curvilinear

a line appearing as a curve; nonlinear.

curvilinear regression
see curvilinear regression.
References in periodicals archive ?
This finding provides some support for using a curvilinear regression to predict hotel mortgage interest rates in general.
To answer this question, first a linear and curvilinear regression analysis was conducted using quarterly corporate "A" bond rates as the independent variable and ACLI hotel mortgage interest rates for the subsequent quarter as the dependent variable.
For all other treatments for which there were significant linear relationships between average PS and time during either the first or last 5 yr, the slopes of the 5-yr regressions were similar in sign to the slopes of the 11-yr linear or curvilinear regressions during the same time period.