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单词 decrement
释义

WordReference Random House Unabridged Dictionary of American English © 2024
dec•re•ment  (dek′rə mənt),USA pronunciation n. 
  1. the act or process of decreasing; gradual reduction.
  2. the amount lost by reduction.
  3. Mathematicsa negative increment.
  4. Mechanics, Physics[Physics.]the ratio of amplitudes of a damped harmonic motion in the course of two successive oscillations.
  • Latin dēcrēmentum, equivalent. to dēcrē(tus) (see decrease) + -mentum -ment
  • 1475–85
dec•re•men•tal  (dek′rə men′tl),USA pronunciation adj. 
Collins Concise English Dictionary © HarperCollins Publishers::
decrement /ˈdɛkrɪmənt/ n
  1. the act of decreasing; diminution
  2. a negative increment
  3. a measure of the damping of an oscillator, expressed by the ratio of the amplitude of a cycle to its amplitude after one period
Etymology: 17th Century: from Latin dēcrēmentum, from dēcrescere to decrease
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更新时间：2025/7/31 5:51:45