What is the meaning of pace?

noun

• The rate of moving (especially walking or running.
  • synonyms: gait
• The distance covered by a step.
  • usage: "he stepped off ten paces from the old tree and began to dig"
  • synonyms: footstep, step, stride
• The relative speed of progress or change.
  • usage: "he lived at a fast pace"; "he works at a great rate"; "the pace of events accelerated"
  • synonyms: rate
• A step in walking or running.
  • synonyms: stride, tread
• The rate of some repeating event.
  • synonyms: tempo
• A unit of length equal to 3 feet; defined as 91. 44 centimeters; originally taken to be the average length of a stride.
  • synonyms: yard

verb

• Walk with slow or fast paces.
  • usage: "He paced up and down the hall"
• Go at a pace.
  • usage: "The horse paced"
• Measure (distances) by pacing.
  • usage: "step off ten yards"
  • synonyms: step
• Regulate or set the pace of.
  • usage: "Pace your efforts"