First day of a fall mo.?, 4 letters
Fourth qtr. start, 4 letters
Jimmy Carter's birthday: Abbr., 4 letters
Sept. 30 follower, 4 letters
Start of a fall mo., 4 letters
45-degree wedge, 6 letters
Eighth, 6 letters
Eighth of a circle, 6 letters
Pie chart section, perhaps, 6 letters
Statistic measured in eighths, 6 letters
Typical pizza slice, 6 letters
Columbus Day, 7 letters
1*10^27, 9 letters