Online Google Dictionary

decelerate 中文解釋 wordnet sense Collocation Usage Collins Definition
Verb
/dēˈseləˌrāt/,
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decelerating, present participle; decelerates, 3rd person singular present; decelerated, past tense; decelerated, past participle;
  1. (of a vehicle, machine, or process) Reduce speed; slow down
    • - international growth rates decelerated in the early 1970s
  2. Cause to move more slowly
    • - gravity decelerates the cosmic expansion
  1. lose velocity; move more slowly; "The car decelerated"
  2. reduce the speed of; "He slowed down the car"
  3. (deceleration) a decrease in rate of change; "the deceleration of the arms race"
  4. (deceleration) (physics) a rate of decrease in velocity
  5. to reduce the velocity of something; to reduce the rate of advancement of something, such as a disease; to go slower
  6. (deceleration) The act or process of decelerating; The amount by which a speed or velocity decreases (and so a scalar quantity or a vector quantity)
  7. (Decelerating) Describes a rhythm that decreases in speed.
  8. (deceleration) A drop in baseline fetal heart rate as indicated by the fetal monitor. Early deceleration is a drop in fetal heart rate that coincides with uterine contraction. Variable deceleration is a drop in fetal heart rate that doesn't occur at a consistent point during contractions. ...
  9. (Deceleration) 1. A decrease in velocity or speed. 2. To allow the vehicle to coast to idle speed from a high speed.
  10. (Deceleration) A negative change in the velocity of a moving object. In golf it refers usually to decreasing club head speed. It is a major error when occurring prior to impact.
  11. To slow down. When an airplane comes in to land, it decelerates and rolls to a stop.
  12. To slow down. A free-falling body will decrease its rate of descent due to pressure of the atmosphere against its frontal area. This resistance will gradually increase as the falling body nears the earth due to increasing atmospheric pressure.
  13. A decreasing of the clubhead speed in the hitting area.