| Otto's realm: Abbr. |
| Skimpy bikini bottom |
| Large, flat-bottomed boat |
| Applies with a cotton swab, e.g. |
| Cotton fabric |
| Abbr. at the bottom of a business letter |
| A nuclear weapon |
| Ad majorem __ gloriam" (Jesuit motto) |
| Pacific Ocean discoverer |
| Chemist Otto (Nobelist in 1944) |
| Flat-bottomed rowboat |
| Weird Al" Yankovic single about a nuclear holocaust during the holidays, which contains the line "...underneath the missile-toe |
| Flat-bottomed rowboats |
| Jockey Eddie Arcaro's anagrammatic motto |
| Flat-bottom boats |
| Blue Grotto setting |
| Ottoman ruler nicknamed "The Lion |
| Complains sotto voce |
| Italian discoverer of six comets |
| Absolute bottom |
| Mr. Motto's vocalist? |
| Comet co-discoverer who shares his name with a father-and-son acting pair |
| Open-textured cotton fabric |
| Brit's bottom |
| Ottoman nabob |
| Lotto's cousin |
| Its motto is "Cor prudentis possidebit scientiam" ("The wise heart seeks knowledge") |
| Ottoman luminary |
| Lotto offshoot |
| About 500 pounds of cotton |