Variable: abbrev-file-name
abbrev-file-name is a customizable variable defined in abbrev.el.gz.
Value
"~/.emacs.d/abbrev_defs"
Documentation
Default name of file from which to read and where to save abbrevs.
Source Code
;; Defined in /usr/src/emacs/lisp/abbrev.el.gz
(defcustom abbrev-file-name
(locate-user-emacs-file "abbrev_defs" ".abbrev_defs")
"Default name of file from which to read and where to save abbrevs."
:initialize #'custom-initialize-delay
:type 'file)