Ask HN: Why is it called a shell? Posted by david4096 on Wednesday March 12, 2014 @09:26PM from the ask-hn dept. Would anyone like to offer how or why the command line interpreter came to be known as a shell? ( 3 comments | 2 points | on HN )
Ken Thompson describes it here http://v6shell.org/history/unix/unix.pdf
Looking around, this seems more interesting (implying it is a metaphorical name of a prophet's shell listening): http://unix.stackexchange.com/questions/14934/why-was-the-wo...