Epoch



GRE Barron TOEFL 考研

解释

GRE 红宝书

• n. 纪元; 重大的事
• ［英］ n. 纪元 ( the beginning of new and important period in the history) 重大的事件 ( noteworthy and characteristic events)
• ［例］ Meeting George was an epoch in Mary's life.

Webster Collegiate

noun

• Etymology: Medieval Latin epocha, from Greek epochē cessation, fixed point, from epechein to pause, hold back, from epi- + echein to hold — more at scheme
• Date: 1614
• 1.
  • a. an event or a time marked by an event that begins a new period or development
  • b. a memorable event or date
• 2.
  • a. an extended period of time usually characterized by a distinctive development or by a memorable series of events
  • b. a division of geologic time less than a period and greater than an age
• 3. an instant of time or a date selected as a point of reference (as in astronomy)
• Synonyms: see period

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