$DateStringFormat gives the default format to use for date strings generated by DateString.
ExponentialMovingAverage[list, \[Alpha]] gives the exponential moving average of list with smoothing constant \[Alpha].
CellSize is an option for cells that specifies the width and height of an inline cell.
DefaultStyleDefinitions is a global option that specifies the default stylesheet for all new notebooks.
FormBoxOptions -> {opt_1 -> val_1, opt_2 -> val_2} is an option for cells that specifies settings for FormBox objects within the cell.
FrontEndStackSize is a global option that specifies the size of the stack used to store data in the front end (Macintosh only).
PrintAction is an option for notebooks that specifies the action taken when a Print[] command is evaluated by the kernel.
PrintingPageRange is an option for notebooks that specifies the range of pages of a notebook to be printed.
PrintingStartingPageNumber is an option for notebooks that specifies what number to assign to the first page of a notebook when printed.
RulerUnits is an option for notebooks that specifies the units in the ruler toolbar.