Origin and meaning of 'rc' for config files?

[Doug Gwyn]

In article <1989Sep14.213204.6618 at nueces.cactus.org> chari at nueces.UUCP (Christopher M. Whatley) writes:
>Well, what is the origin and meaning of 'rc' like newsrc, kermrc etc...

A special place in Hell is reserved for those who post this question!
It always starts a raft of silly guesses.

The answer is that it stands for "runcom".  It's probably explained in
"Life With UNIX".