coefficient
UK/kәui'fiʃәnt/US
B1
Definitions
n.
A number placed before and multiplying a variable; a measured value expressing a physical property.
系数;(表示某物理性质的)率,数。
Root Breakdown
Root-derivedco- (together) + efficient (ef- 'out' + fic 'make' = producing an effect). A coefficient is the factor that 'works together' to produce a result — in 3x, the 3 is the coefficient working with x. See efficient.
Root fac still carries 273 more wordsCommon Collocations
- 1.friction coefficient摩擦系数
- 2.correlation coefficient相关系数
- 3.coefficient of expansion膨胀系数
Example Sentences
- 1.
In the term 5x, the coefficient is 5.
- 2.
The friction coefficient determines how easily the surfaces slide.