2 ms·

That's a backronym. It was originally short for user. http://bitsavers.trailing-edge.com/pdf/bellLabs/unix/PreliminaryUnixImplementationDocument_Jun72.pdf http

by js2 7y ago

That's a backronym. It was originally short for user. http://bitsavers.trailing-edge.com/pdf/bellLabs/unix/PreliminaryUnixImplementationDocument_Jun72.pdf http://bitsavers.trailing-edge.com/pdf/bellLabs/unix/Prelimi... See page 9.