Eccentricity



GRE Barron TOEFL

解释

GRE 红宝书

• n. 反常; 怪癖
• ［英］ n. 反常;怪癖 ( deviation from ordinary or customary in conduct)

Webster Collegiate

noun (plural -ties)

• Date: 1545
• 1.
  • a. the quality or state of being eccentric
  • b. deviation from an established pattern or norm; especially odd or whimsical behavior
• 2.
  • a. a mathematical constant that for a given conic section is the ratio of the distances from any point of the conic section to a focus and the corresponding directrix
  • b. the eccentricity of an astronomical orbit used as a measure of its deviation from circularity

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