| 1. |
(adjective) relating to or designed for or performed on musical instruments; "instrumental compositions"; "an instrumental ensemble" |
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Antonyms: vocal |
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| 2. |
(noun) the case indicating the instrument used in performing the action of the verb |
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Synonyms: instrumental case |
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Related Words: oblique, oblique case |
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| 3. |
(satellite adjective) serving or acting as a means or aid; "instrumental in solving the crime" |
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Synonyms: implemental |
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