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Added 9 October 2026

instrumental

/ɪnstɹəˈmɛntəl/ adjective

Latin root: īnstrūmentālis Wiktionary

adjective Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about instrumental at Wordnik → Where our words come from →

Relating to or designed for or performed on musical instruments.
instrumental compositions
Serving or acting as a means or aid.
instrumental in solving the crime

Origin

From Middle English instrumental, instrumentale, from Medieval Latin īnstrūmentālis, equivalent to instrument + -al.

From Wiktionary, via Kaikki.org (CC BY-SA)

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