# differential meaning

**Noun:**

**differential**`difu'renshul

- The result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx

- derived function, derivative, differential coefficient, first derivative - A quality that differentiates between similar things
- A bevel gear that permits rotation of two shafts at different speeds; used on the rear axle of automobiles to allow wheels to rotate at different speeds on curves

- differential gear

**Adjective:**

**differential**`difu'renshul

- Relating to or showing a difference
*"differential treatment"* - Involving or containing one or more derivatives
*"differential equation"*

**Derived forms: **differentials

**See also: **difference, differentially, differentiation

**Type of: **bevel gear, calculation, computation, difference, figuring, pinion and crown wheel, pinion and ring gear, reckoning

**Encyclopedia:** Differential

[American slang]

**n.**the buttocks; the rear (end).

*• I got a little ache in the differential.*

*• You're walking like there's something wrong with your differential.*

[Business]

*noun*,

*adjective*

■ ** noun** [C]

**DUTY DIFFERENTIAL**, **EARNINGS DIFFERENTIAL**, **WAGE DIFFERENTIAL**

a difference in the amount, value or size of sth, especially the difference in rates of pay for people doing different work in the same industry or profession:

*They found that the differential between men's and women's pay has narrowed slightly.*

*the interest rate differential between the US and the eurozone*

*a differential in prices*

❖ to ** create/increase/narrow/reduce/widen** a differential

◆ ** income/pay** differentials

◆ ** interest rate/price** differentials

■ ** adjective** [only before noun]

that treats different people or things differently; not equal:

*The tax is unfair in its differential effect on large and small businesses.*

*Unions are objecting to differential pay levels for similar skills.*

*Their policy of differential pricing *(= supplying the same product to different markets at different prices)

*means poorer countries can also afford the medicines.*

[Economics]

The rate of change of a variable over time, where time is treated as a continuous variable. The rate of change of

*y*,

*dy*/

*dt*, is frequently denoted by a dot over the

*y*;

*d*

^{2}

*y*/

*d*

*t*

^{2}is represented by two dots over the

*y*, or ÿ, and so on.

[Electronics]

1. A device, consisting of a gear system, that adds or subtracts angular motions and delivers the result.

2. A gear system in which the motion of a shaft is transferred to two other shafts aligned with each other and perpendicular to the first shaft.

3. One of two coils arranged to produce opposite polarities at a point in a circuit.

4. Pertaining to a difference between two signals or quantities.

- differential amplifier: [Electronics]A cir ...
- differential analyser: Noun: differential ...
- differential analyzer: Noun: differential ...

## Examples

More: Next- that would upset the wage
*differential*. - these quantities are not perfect
*differential*. - this is called a normal system of
*differential*equations. - a linear
*differential*transformer has three coils. - they do not go ahead when the
*differential*is smashed.