# Meaning of differential in English

## Noun

differential### Definitions

1. the result of mathematical differentiation#### Examples

- « the instantaneous change of one quantity relative to another »
- « df(x)/dx »

- 2. a quality that differentiates between similar things
- 3. a bevel gear that permits rotation of two shafts at different speeds
#### Examples

- « used on the rear axle of automobiles to allow wheels to rotate at different speeds on curves »

## Qualitative Adjective

differential### Etymology

mid 17th century: from medieval Latin differentialis, from Latin differentia‘difference’ (see differentia)### Definitions

1. relating to or showing a difference#### Examples

- « differential treatment »

- 2. involving or containing one or more derivatives
#### Examples

- « differential equation »

## Famous quotes

- « There's no doubt that scientific training helps many authors to write better science fiction. And yet, several of the very best were English majors who could not parse a differential equation to save their lives. » David Brin
- « Science is a differential equation. Religion is a boundary condition. » Alan Turing
- « If God has made the world a perfect mechanism, He has at least conceded so much to our imperfect intellect that in order to predict little parts of it, we need not solve innumerable differential equations, but can use dice with fair success. » Max Born