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What does R/O stand for?

R/O stands for Read Only

This definition appears very frequently and is found in the following Acronym Finder categories:

  • Information technology (IT) and computers

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Other Resources:
We have 42 other meanings of R/O in our Acronym Attic

Samples in periodicals archive:

In middle school, I loved to flip through The New Yorker and read only the cartoons, but when the magazine reviewed Speed, a movie that my father took me to see on opening night, I read the entire review and loved it--along with the fact that I could relate the words to specific scenes from the film.