instrumental

/,instru'mentl/
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instrumental

The new evidence was instrumental in solving the case.

Definition
  1. Adjective:
    • Serving as a means or aid: Being helpful or useful in achieving a particular result or purpose.
    • Relating to or performed on musical instruments: Pertaining to music played by instruments, without vocal parts.
Examples of Usage
  • Adjective (Serving as a means):
    • His research was instrumental in developing the new vaccine.
    • She was instrumental in organizing the community event.
  • Adjective (Relating to music):
    • The band played an instrumental version of the popular song.
    • I prefer instrumental music when I'm studying.
Advanced Usage
  • Instrumental in doing something: A common collocation to describe being a crucial factor in causing something to happen.
    • The new policy was instrumental in reducing traffic accidents.
  • Instrumental case: In linguistics, a grammatical case used to indicate the means or instrument by which an action is performed. (e.g., in some languages, a noun suffix shows the "with what" of an action).
Variants and Related Words
  • Instrumentally (adverb): In an instrumental manner; as a means.
    • The data was used instrumentally to support the theory.
  • Instrumentalist (noun):
    • A person who plays a musical instrument.
      • She is a talented instrumentalist.
    • An adherent of instrumentalism (a philosophy of science).
  • Instrumentalism (noun): A pragmatic philosophy of science that views theories as instruments or tools for prediction and problem-solving, rather than as true descriptions of reality.
Synonyms
  • Conducive: Making a certain situation or outcome likely or possible.
  • Helpful: Giving or ready to give help.
  • Implemental: Serving as a means (less common).
  • Orchestral: For the adjective sense relating to music, this can be a near-synonym when referring to music played by an orchestra.
Related Phrases
  • Instrumental reason/ rationality: A philosophical concept referring to reasoning focused on the most efficient means to achieve a given end, often without evaluating the end itself.
Idioms
  • To be instrumental: This is the core idiomatic usage meaning to play a key role in making something happen.
    • Her leadership was instrumental to the project's success.
instrumental

The new evidence was instrumental in solving the case.

Adjective
  1. serving or acting as a means or aid
    • instrumental in solving the crime
  2. relating to or designed for or performed on musical instruments
    • instrumental compositions
    • an instrumental ensemble