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instrumental

play
adjective in·stru·men·tal \ˌin(t)-strə-ˈmen-təl\

Simple Definition of instrumental

  • : very important in helping or causing something to happen or be done

  • music : written for or performed on musical instruments : not including singing

Source: Merriam-Webster's Learner's Dictionary

Full Definition of instrumental

  1. 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. 2 :  relating to, composed for, or performed on a musical instrument

  3. 3 :  of, relating to, or being a grammatical case or form expressing means or agency

  4. 4 :  of or relating to instrumentalism

  5. 5 :  operant 3 <instrumental learning> <instrumental conditioning>

instrumental noun
instrumentally play \-təl-ē\ adverb

Examples of instrumental in a sentence

  1. They played instrumental music at the wedding.

  2. an instrumental version of a song



14th Century

First Known Use of instrumental

14th century


INSTRUMENTAL Defined for Kids

instrumental

play
adjective in·stru·men·tal \ˌin-strə-ˈmen-təl\

Definition of instrumental for Students

  1. 1 :  acting to get something done <He was instrumental in organizing the club.>

  2. 2 :  relating to or done with an instrument <instrumental navigation>

  3. 3 :  played on an instrument rather than sung <instrumental music>




Medical Dictionary

instrumental

play
adjective in·stru·men·tal \ˌin(t)-strə-ˈment-əl\

Medical Definition of instrumental

  1. :  operant <instrumental learning> <instrumental conditioning>





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