# slide rule

slide rule

**MLA Style**

"slide rule." YourDictionary, n.d. Web. 10 April 2019. <https://www.yourdictionary.com/slide-rule>.

**APA Style**

slide rule. (n.d.). Retrieved April 10th, 2019, from https://www.yourdictionary.com/slide-rule

## slide rule

noun

**MLA Style**

"slide rule." YourDictionary, n.d. Web. 10 April 2019. <https://www.yourdictionary.com/slide-rule>.

**APA Style**

slide rule. (n.d.). Retrieved April 10th, 2019, from https://www.yourdictionary.com/slide-rule

(*plural* slide rules)

- An analog calculator consisting of three interlocking strips marked with logarithmic scales, such that multiplication, division etc. can be performed by the equivalent of addition and subtraction.

**MLA Style**

"slide rule." YourDictionary, n.d. Web. 10 April 2019. <https://www.yourdictionary.com/slide-rule>.

**APA Style**

slide rule. (n.d.). Retrieved April 10th, 2019, from https://www.yourdictionary.com/slide-rule

## slide rule - Computer Definition

An early computing device invented by Reverend William Oughtred in London in the 17th century. Primarily for multiplication and division, the slide rule has two stationary sets and one sliding set of numbers in the center. To multiply, numbers are added; to divide, numbers are subtracted. Subsequent slide rules added scales for trigonometric, powers and root computations.

**MLA Style**

"slide rule." YourDictionary, n.d. Web. 10 April 2019. <https://www.yourdictionary.com/slide-rule>.

**APA Style**

slide rule. (n.d.). Retrieved April 10th, 2019, from https://www.yourdictionary.com/slide-rule