Instrumental



GRE TOEFL 考研

解释

GRE 红宝书

• adj. 有帮助的, 有作用的
• ［英］ adj. 有帮助的, 有作用的 ( helpful in bringing something about)
• ［记］ instrument ( 器具, 手段) +al -> 像工具一样 -> 有帮助的

Webster Collegiate

adjective

• Date: 14th century
• 1.
  • a. serving as a crucial means, agent, or tool <was instrumental in organizing the strike>
  • b. of, relating to, or done with an instrument or tool
• 2. relating to, composed for, or performed on a musical instrument
• 3. of, relating to, or being a grammatical case or form expressing means or agency
• 4. of or relating to instrumentalism
• 5. operant 3 <instrumental learning><instrumental conditioning>
• ? instrumental noun
• ? instrumentally adverb

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