| Radius or scapula | 17 |
| Radius or rib | 13 |
| Radius or femur | 15 |
| Radius of a wheel | 17 |
| Radius neighbors | 16 |
| Radius neighbor | 15 |
| Radius mate | 11 |
| Radius location | 15 |
| Radius locale | 13 |
| Radius end | 10 |
| Radius doubled | 14 |
| Radius companion | 16 |
| Radius and ulna, for example | 28 |
| Radius | 6 |
| Radium, e.g. | 12 |
| Radium symbol | 13 |
| Radium pioneer | 14 |
| Radium isotope: Abbr. | 21 |
| Radium finder? | 14 |
| Radium discoverers | 18 |
| Radium discoverer born in Warsaw, Pol. | 38 |
| Radium discoverer | 17 |
| Radium codiscoverer | 19 |
| Radium co-discoverer Marie or Pierre | 36 |
| Radium co-discoverer Marie | 26 |
| Radium co-discoverer | 20 |
| Radisson rival | 14 |
| Radisson alternative | 20 |
| Radishes, e.g. | 14 |
| Radishes' kin | 17 |
| Radish, for one | 15 |
| Radish, e.g. | 12 |
| Radish or turnip | 16 |
| Radish or radix | 15 |
| Radish or carrot, e.g. | 22 |
| Radish or carrot | 16 |
| Radish e.g. | 12 |
| Radiotherapy ray | 16 |
| Radiotelephony term | 19 |
| Radiotelephony response | 23 |
| Radiotelegraphy code inventor | 29 |
| RadioShack's __-80 computer | 31 |
| RadioShack stock | 16 |
| Radios, e.g. | 12 |
| Radios in rigs | 14 |
| Radios for good buddies? | 24 |
| Radios | 6 |
| Radioman's room | 19 |
| Radioman's nickname | 23 |
| Radiology test | 14 |
| Radiology staple, for short | 27 |
| Radiology pioneer Curie | 23 |
| Radiologist's tool, briefly | 31 |
| Radiologist's procedure, briefly | 36 |
| Radiologist's photo | 23 |
| Radiologist's item | 22 |
| Radiologist's concern | 25 |
| Radiological scan, for short | 28 |
| Radiola maker | 13 |
| Radioisotopes used in medicine | 30 |
| Radiohead: "___ the Ladder" | 37 |
| Radiohead: "House of ___" | 35 |
| Radiohead's Yorke | 21 |
| Radiohead's former record label | 35 |
| Radiohead's 4th | 19 |
| Radiohead's "___ Police" | 38 |
| Radiohead song written about Egypt? | 35 |
| Radiohead singer Thom | 21 |
| Radiohead record label | 22 |
| Radiohead producer Godrich | 26 |
| Radiohead lead singer Yorke | 27 |
| Radiohead is the "King" of them | 41 |
| Radiohead hit of 1992 | 21 |
| Radiohead head Yorke | 20 |
| Radiohead frontman Yorke | 24 |
| Radiohead frontman Thom | 23 |
| Radiohead album with "Creep" | 38 |
| Radiohead album that was #428 on Rolling Stone's "500 Greatest Albums of All Time" | 96 |
| Radiohead album of 2001 | 23 |
| Radiohead album of 2000 | 23 |
| Radiohead album before "Amnesiac" | 43 |
| Radiohead "___ Police" | 32 |
| Radiohead "___ Need" | 30 |
| Radiohead "Subterranean Homesick ___" | 47 |
| Radiohead "No ___" | 28 |
| Radiohead "Jigsaw Falling ___ Place" | 46 |
| Radiohead "In ___" | 28 |
| Radiohead "How I ___ My Millions" | 43 |
| Radiohead "Dollars and ___" | 37 |
| Radiohead "Cut ___" | 29 |
| Radiohead "Bishop's ___" | 38 |
| Radiohead "Anyone ___ Play Guitar" | 44 |
| Radiohead "All ___" | 29 |
| Radiographs, familiarly | 23 |
| Radioer's words | 19 |
| Radioer's word | 18 |
| Radioer's reply | 19 |
| Radioer's "Message received" | 42 |
| Radioer's "Got it!" | 33 |
| Radioer's "Good as done!" | 39 |