coefficient

[ koh-uh-fish-uhnt ]

noun

1. Mathematics. a number or quantity placed (generally) before and multiplying another quantity, as 3 in the expression 3x.
2. Physics. a number that is constant for a given substance, body, or process under certain specified conditions, serving as a measure of one of its properties:

   coefficient of friction.

adjective

1. acting in consort; cooperating.

coefficient

/ ˌkəʊɪˈfɪʃənt /

noun

1. maths
   1. a numerical or constant factor in an algebraic term

      the coefficient of the term 3xyz is 3

   2. the product of all the factors of a term excluding one or more specified variables

      the coefficient of x in 3axyz is 3ayz

2. physics a value that relates one physical quantity to another

coefficient

/ kō′ə-fĭsh′ənt /

1. A number or symbol multiplied with a variable or an unknown quantity in an algebraic term. For example, 4 is the coefficient in the term 4 x , and x is the coefficient in x ( a + b ).
2. A numerical measure of a physical or chemical property that is constant for a system under specified conditions. The speed of light in a vacuum, for example, is a constant.

Other Words From

• coef·ficient·ly adverb

Word History and Origins

Origin of coefficient¹

First recorded in 1655–65, coefficient is from the New Latin word coefficient- (stem of coefficiēns ). See co-, efficient

Word History and Origins

Origin of coefficient¹

C17: from New Latin coefficiēns, from Latin co- together + efficere to effect

Example Sentences

The pan evaporation data is then converted to reservoir evaporation data using an adjustment factor known as pan coefficients.

From Science Daily

This result suggests that not only the electronic structure and composition of the material but also the design and control of the microstructure are important for enhancing the anomalous Nernst coefficient.

From Science Daily

You can quantify this arc using statistical measures like the Gini coefficient or the ratio of top to bottom incomes.

From Seattle Times

Furthermore, the researchers validated their model against nearly 200 sets of regression coefficients.

From Science Daily

Prior to Thursday's games, Italy and Germany were first and second in Uefa's coefficient table with England third.

From BBC

Related Words

• collegial
• concerted
• coordinated
• harmonious
• interdependent
• reciprocal
• symbiotic
• united