unilinear

American  

[yoo-nuh-lin-ee-er] / ˌyu nəˈlɪn i ər /

adjective

1. developing or evolving in a steady, consistent, and undeviating way.

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Etymology

Origin of unilinear

First recorded in 1925–30; uni- + linear

Example Sentences

“The social evolutionary story of humans on Earth is not a simple, unilinear upward trajectory,” she told me recently.

From New York Times • Sep. 15, 2022

Or, instead of a single individual, any number might be supposed, succeeding each other in a unilinear series.

From Creative Evolution by Mitchell, Arthur

But, in this similitude, their unilinear arrangement must be disregarded—of course often they're mixed up in every way, but arrangement in single lines is very common.

From The Book of the Damned by Fort, Charles

The course of evolution is not unilinear but multilinear; it runs on many lines which diverge, but all the diverging lines start from the same point.

From Recent Developments in European Thought by Various