differential meaning

Pronunciation:   "differential" in a sentence
Noun: differential  `difu'renshul
  1. The result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dx
    - derived function, derivative, differential coefficient, first derivative 
  2. A quality that differentiates between similar things 
  3. 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
  1. Relating to or showing a difference
    "differential treatment" 
  2. 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; d2 y/dt2 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.

Examples

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  1. that would upset the wage differential.
  2. these quantities are not perfect differential.
  3. this is called a normal system of differential equations.
  4. a linear differential transformer has three coils.
  5. they do not go ahead when the differential is smashed.

Related Words

  1. different strokes for different folks. meaning
  2. differentation markers meaning
  3. differentia meaning
  4. differentiability meaning
  5. differentiable meaning
  6. differential amplifier meaning
  7. differential analyser meaning
  8. differential analyzer meaning
  9. differential angle meaning
  10. differential backup meaning
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