# differential

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## differential

pertaining to diversity; distinctive: a differential feature; a gear in a vehicle

**Not to be confused with:**

deferential – courteous, dutiful, respectful: She assumed a deferential attitude toward her teacher.

Abused, Confused, & Misused Words by Mary Embree Copyright © 2007, 2013 by Mary Embree

## dif·fer·en·tial

(dĭf′ə-rĕn′shəl)*adj.*

**1.**Of, relating to, or showing a difference.

**2.**Constituting or making a difference; distinctive.

**3.**Dependent on or making use of a specific difference or distinction.

**4.**

*Mathematics*Of or relating to differentiation.

**5.**Involving differences in speed or direction of motion.

*n.*

**1.**

*Mathematics*

**a.**An infinitesimal increment in a variable.

**b.**The product of the derivative of a function of one variable and the increment of the independent variable.

**2.**A differential gear.

**3.**A difference between comparable things, as in wage rate or in price.

**dif′fer·en′tial·ly**

*adv.*

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

## differential

(ˌdɪfəˈrɛnʃəl)*adj*

**1.**of, relating to, or using a difference

**2.**constituting a difference; distinguishing

**3.**(Mathematics)

*maths*of, containing, or involving one or more derivatives or differentials

**4.**(General Physics)

*physics*

*engineering*relating to, operating on, or based on the difference between two effects, motions, forces, etc: differential amplifier.

*n*

**5.**a factor that differentiates between two comparable things

**6.**(Mathematics)

*maths*

**a.**an increment in a given function, expressed as the product of the derivative of that function and the corresponding increment in the independent variable

**b.**an increment in a given function of two or more variables, f(

*x*1,

*x*2, …

*xn*), expressed as the sum of the products of each partial derivative and the increment in the corresponding variable

**7.**(Mechanical Engineering) an epicyclic gear train that permits two shafts to rotate at different speeds while being driven by a third shaft. See also differential gear

**8.**(Industrial Relations & HR Terms)

*chiefly*

*Brit*the difference between rates of pay for different types of labour, esp when forming a pay structure within an industry

**9.**(Commerce) (in commerce) a difference in rates, esp between comparable labour services or transportation routes

**ˌdifferˈentially**

*adv*

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

## dif•fer•en•tial

(ˌdɪf əˈrɛn ʃəl)*adj.*

**1.**of or pertaining to difference or diversity.

**2.**constituting a difference; distinguishing; distinctive.

**3.**exhibiting or depending upon a difference or distinction.

**4.**pertaining to or involving the difference of two or more motions, forces, etc.

**5.**pertaining to or involving a mathematical derivative or derivatives.

*n.*

**6.**a difference or the amount of difference, as in rate, cost, degree, or quality, between things that are comparable.

**8.**

*Math.*

**a.**a function of two variables that is obtained from a given function,

*y = f*(

*x*), and that expresses the approximate increment in the given function as the derivative of the function times the increment in the independent variable, written as

*dy = f~*(

*x*) dx.

**b.**any generalization of this function to higher dimensions.

**9.**

*Physics.*the quantitative difference between two or more forces, motions, etc.: a pressure differential.

[1640–50; < Medieval Latin]

**dif`fer•en′tial•ly,**

*adv.*

Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

ThesaurusAntonymsRelated WordsSynonyms

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Noun | 1. | differential - the result of mathematical differentiation; the instantaneous change of one quantity relative to another; df(x)/dxcurvature - the rate of change (at a point) of the angle between a curve and a tangent to the curve partial, partial derivative - the derivative of a function of two or more variables with respect to a single variable while the other variables are considered to be constant |

2. | differential - a quality that differentiates between similar thingsdifference - the quality of being unlike or dissimilar; "there are many differences between jazz and rock" | |

3. | differential - 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 | |

Adj. | 1. | differential - relating to or showing a difference; "differential treatment" |

2. | differential - involving or containing one or more derivatives; "differential equation"math, mathematics, maths - a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement |

Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

## differential

*noun*

**1.**difference, gulf, gap, distinction, discrepancy, disparity, divergence,

**amount of difference**Industrial wage differentials widened.

*adjective*

**1.**distinctive, different, contrasting, distinguishing, discriminatory, dissimilar, divergent, discriminative, diacritical They may be forced to eliminate differential voting rights.

Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

Translations

**differentiaali**

## differential

[ˌdɪfəˈrenʃ*ə*l]

**C.**

*CPD*

**differential calculus**

*N*→ cálculo

*m*diferencial

**differential equation**

*N*→ ecuación

*f*diferencial

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

Collins English/French Electronic Resource. © HarperCollins Publishers 2005

## differential

*adj*(= different)

*rates of pay, treatment, diagnosis, effects*→ unterschiedlich; (= distinguishing)

*feature*→ unterscheidend;

**differential**pricing (Comm) → Preisdiskriminierung

*f*

*n*

(= difference) → Unterschied

*m*→ (*between*zwischen); (Math) → Differenzial*nt*, → Differential*nt*; wage/salary**differential**→ Lohn-/Gehaltsunterschiede*or*-differenzen*pl*## differential

:**differential calculus**

**differential coefficient**

**differential equations**

**differential gear**

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

## differential

[ˌdɪfəˈrɛnʃ__/ə__l]

**2.**

*adj*→ differenziale

differential calculus (

*Math*) → calcolo differenziale

differential erosion → erosione

*f*selettiva

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

## dif·fer·en·tial

*a.*diferencial, rel. a la diferenciación;

**___ diagnosis**→ diagnóstico ___.

English-Spanish Medical Dictionary © Farlex 2012

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