1 files changed, 1 insertions, 1 deletions

diff --git a/lispref/windows.texi b/lispref/windows.texi
index fe1d6212df0..dc780e7b828 100644
--- a/lispref/windows.texi
+++ b/lispref/windows.texi
@@ -2196,7 +2196,7 @@ root window, and @var{mini} is the frame's minibuffer window.
 
 If the root window is not split, @var{root} is the root window itself.
 Otherwise, @var{root} is a list @code{(@var{dir} @var{edges} @var{w1}
-@var{w2} ...)} where @var{dir} is @code{nil} for a horisontal split,
+@var{w2} ...)} where @var{dir} is @code{nil} for a horizontal split,
 and @code{t} for a vertical split, @var{edges} gives the combined size and
 position of the subwindows in the split, and the rest of the elements
 are the subwindows in the split.  Each of the subwindows may again be