Concentrate



GRE 蓝宝 考研

解释

GRE 红宝书

• v. 聚集, 浓缩
• ［类］ 反义词: deploy ( 散开) ; dilute solution ( 稀释) ; rarefy ( 稀释)

Webster Collegiate

I. verb (-trated; -trating)

• Etymology: com- + Latin centrum center
• Date: 1641
• transitive verb
  • 1.
    • a. to bring or direct toward a common center or objective ; focus <concentrate one's efforts
    • b. to gather into one body, mass, or force <power was concentrated in a few able hands
    • c. to accumulate (a toxic substance) in bodily tissues <fish concentrate mercury
  • 2.
    • a. to make less dilute <concentrate syrup
    • b. to express or exhibit in condensed form
• intransitive verb
  • 1. to draw toward or meet in a common center
  • 2. gather, collect
  • 3. to focus one's powers, efforts, or attention <concentrate on a problem
• ? concentratedly adverb
• ? concentrative adjective

II. noun

• Date: 1883
• 1. something concentrated: as
  • a. a mineral-rich product obtained after an initial processing of ore
  • b. a food reduced in bulk by elimination of fluid <orange juice concentrate
• 2. a feedstuff (as grains) relatively rich in digestible nutrients — compare fiber

---