| Alternative to degrees | 22 |
| Refulgent | 9 |
| Poe's adjective for Lenore | 30 |
| Effulgent | 9 |
| Third in a series of Web postings | 33 |
| Effulge | 7 |
| What spokes do | 14 |
| Spread, as joy or love | 22 |
| Spread out from the center | 26 |
| Project, as joy | 15 |
| Project, as cheer | 17 |
| Project joy | 11 |
| Project glowingly | 17 |
| Give off heat | 13 |
| Extend, as spokes | 17 |
| Extend from a center | 20 |
| Emit, as heat | 13 |
| Rays batter? | 12 |
| Heat provider | 13 |
| Steam source | 12 |
| Hisser, at times | 16 |
| Fireplace alternative | 21 |
| Square root symbol | 18 |
| Political extremist | 19 |
| Square-root sign | 16 |
| Square root sign | 16 |
| Root-and-branch man | 19 |
| Profoundly different | 20 |
| On the fringe | 13 |
| Moderate's opposite | 23 |
| Math class symbol | 17 |
| Left-winger | 11 |
| Far from moderate | 17 |
| Tom Wolfe catchphrase popularized in the 1970's | 51 |
| Soupy color | 11 |
| High society patronage of left-wingers | 38 |
| Conservative group | 18 |
| Extremist's privilege? | 26 |
| Arm bones | 9 |
| Forearm bones | 13 |
| Spokes | 6 |
| Diameter halves | 15 |
| Armbones | 8 |
| Circle spokes | 13 |
| They're half the diameter | 29 |
| Wheel spokes | 12 |
| Circle lines | 12 |
| Circle measurements | 19 |
| Pie chart dividers | 18 |
| Half-diameters | 14 |
| Diameters halved | 16 |
| Two make a diameter | 19 |
| Lines from the center | 21 |
| Hub-to-rim lines | 16 |
| Forelimb bones | 14 |
| Ulnae neighbors | 15 |
| Pie cuts, essentially | 21 |
| Neighbors of ulnae | 18 |
| Wheel spokes, e.g. | 18 |
| They meet in the middle | 23 |
| They form central angles | 24 |
| Diameter fractions | 18 |
| Arm stiffeners | 14 |
| Ulnae's neighbors | 21 |
| They have a central meeting place | 33 |
| Spokes, essentially | 19 |
| Spokes, e.g. | 12 |
| Spoke multiple times? | 21 |
| Spoke more than once? | 21 |
| Semi-diameters | 14 |
| Geometry-class measurements | 27 |
| Ulnas' neighbors | 20 |
| Two make the diameter | 21 |
| Projections from a hub | 22 |
| Pie-chart lines | 15 |
| Parts of some area calculations | 31 |
| Lines on a pie chart, e.g. | 26 |
| Hub projections | 15 |
| Halves of diameters | 19 |
| Geometric lines | 15 |
| Euclid's arms? | 18 |
| Diameter parts | 14 |
| Center-to-rim lines | 19 |
| Bike spokes | 11 |
| Bicycle spokes, for instance | 28 |
| Wheel spokes, essentially | 25 |
| Two may make a diameter | 23 |
| They're found in circles | 28 |
| They start in the middle | 24 |
| They meet at the center | 23 |
| They meet at a center | 21 |
| They go straight in a circle | 28 |
| They come from the center | 25 |
| The two sides of Pac-Man's mouth, say | 41 |
| Straight edges of pizza slices, essentially | 43 |
| State-named avenues in Washington, essentially | 46 |
| Spokes, say | 11 |
| Spokes, for example | 19 |
| Spokes of a wheel, essentially | 30 |
| Spokes of a wheel | 17 |