Dictionary.com
Thesaurus.com

direct variation

American  
[di-rekt vair-ee-ay-shuhn] / dɪˈrɛkt ˌvɛər iˈeɪ ʃən /

noun

  1. a proportional relationship in mathematics, wherein one variable equals another variable multiplied by a constant.

  2. an equation expressing this relationship.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Now we’ll solve an application of direct variation.

From Textbooks • May 6, 2020

When that happens, the equation of direct variation is y = k x2 .

From Textbooks • Apr. 22, 2020

We will discuss direct variation and inverse variation in this section.

From Textbooks • Apr. 22, 2020

We solve inverse variation problems in the same way we solved direct variation problems.

From Textbooks • Apr. 22, 2020

There is thus, according to Weismann, nothing to direct variation to certain organs, or to guide and combine the variations of these organs along certain lines, except natural selection.

From The Whence and the Whither of Man A Brief History of His Origin and Development through Conformity to Environment; Being the Morse Lectures of 1895 by Tyler, John Mason