Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A number or symbol multiplied with a variable or an unknown quantity in an algebraic term, as 4 in the term 4x, or x in the term x(a + b).
  • n. A numerical measure of a physical or chemical property that is constant for a system under specified conditions such as the coefficient of friction.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. cooperating
  • n. A constant by which an algebraic term is multiplied.
  • n. A number, value or item that serves as a measure of some property or characteristic.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Coöperating; acting together to produce an effect.
  • n. That which unites in action with something else to produce the same effect.
  • n. A number or letter put before a letter or quantity, known or unknown, to show how many times the latter is to be taken.
  • n. A number, commonly used in computation as a factor, expressing the amount of some change or effect under certain fixed conditions as to temperature, length, volume, etc..

from The Century Dictionary and Cyclopedia

  • Coöperating; acting in union to the same end.
  • n. That which unites in action with something else to produce a given effect; that which unites its action with the action of another.
  • n. In algebra, a number or other constant placed before and multiplying an unknown quantity or variable or an expression containing such quantities; also, a number multiplying a constant or known quantity expressed algebraically—that is, by the letters a, b, etc.
  • n. In physical, a numerical quantity, constant for a given substance, and used to measure some one of its properties: as, the coefficient of expansion of any substance is the amount which the unit of length (surface or volume) expands in passing from 0° to 1° C.
  • n. Same as coefficient of variation.
  • n. Superior lethal coefficient, that medium concentration of a disinfectant which will kill bacteria spores in water at a temperature of 20–25° C. in the shortest time.
  • n. The coefficient of change in electrical resistance of a substance with variation of temperature. The temperature coefficient is given by the equation: in which r is the resistance of the substance at the temperature to, and ro, its resistance at 0°.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a constant number that serves as a measure of some property or characteristic

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