microgroove

noun
mi·​cro·​groove | \ ˈmī-krō-ˌgrüv How to pronounce microgroove (audio) \

Definition of microgroove

: a narrow continuous V-shaped spiral track that has closely spaced turns and that is used on long-playing records

First Known Use of microgroove

1948, in the meaning defined above

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The first known use of microgroove was in 1948

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Cite this Entry

“Microgroove.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microgroove. Accessed 22 Sep. 2020.

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