| Semicircular church feature | 27 |
| Semicircular church part | 24 |
| Semicircular church projection | 30 |
| Semicircular church recess | 26 |
| Semicircular church section | 27 |
| Semicircular entrance | 21 |
| Semicircular high-back bench | 28 |
| Semicircular letter | 19 |
| Semicircular moldings | 21 |
| Semicircular moldings at column bases | 37 |
| Semicircular part of a church | 29 |
| Semicircular path | 17 |
| Semicircular projection | 23 |
| Semicircular recess | 19 |
| Semicircular recess in Roman architecture | 41 |
| Semicircular recesses | 21 |
| Semicircular roofs | 18 |
| Semicircular room | 17 |
| Semicircular sanctuary section | 30 |
| Semicircular shape | 18 |
| Semicircular space | 18 |
| Semicircular structure | 22 |
| Semicircular symbol | 19 |
| Semicircular tops | 17 |
| Semicircular utensil | 20 |
| Semicircular window | 19 |
| Semicircular windows | 20 |
| Semicircular-canal site | 23 |
| Semicolon alternative | 21 |
| Semicolon cousin | 16 |
| Semicolon's undotted cousin | 31 |
| Semicolon? | 10 |
| SemicolonÂ's cousin | 27 |
| Semiconductor | 13 |
| Semiconductor chip maker | 24 |
| Semiconductor device | 20 |
| Semiconductor element | 21 |
| Semiconductor giant | 19 |
| Semiconductor ingredient | 24 |
| Semiconductor manufacturer | 26 |
| Semiconductor slice | 19 |
| Semiconductor variety | 21 |
| Semiconductor, e.g. | 19 |
| Semiconductor, perhaps | 22 |
| Semiconscious | 13 |
| Semiconscious state | 19 |
| Semidiameters | 13 |
| Semidiameters pointed at by me? | 31 |
| Semidiurnal occurrence, roughly | 31 |
| Semidome site | 13 |
| Semidome sites | 14 |
| Semidomed area | 14 |
| Semidry American white wine | 27 |
| Semifictional movie | 19 |
| Semifinalists in the National Merit Scholarship Program are determined by this | 78 |
| Semifluid material | 18 |
| Semifluid mixture | 17 |
| Semiformal | 10 |
| Semiformal jacket | 17 |
| Semiformal wear | 15 |
| Semihard cheese | 15 |
| Semihard, light yellow cheese | 29 |
| Semihard, mild cheese | 21 |
| Semilegendary Chinese dynasty | 29 |
| Semilegendary Greek poet | 24 |
| Semiliquid lump | 15 |
| Semilunar valve neighbor | 24 |
| Semimonthly ocean occurrence | 28 |
| Semimonthly period, roughly | 27 |
| Semimonthly phenomenon | 22 |
| Semimonthly tide | 16 |
| Semimonthly tides | 17 |
| Seminal 1962 book on the environment | 36 |
| Seminal Chicago industrial label that launched the career of Ministry | 69 |
| Seminal computer game of 1989 | 29 |
| Seminal English punk band | 25 |
| Seminal mainframe | 17 |
| Seminal mystery of 1887 | 23 |
| Seminal name in science fiction | 31 |
| Seminal naturalistic work | 25 |
| Seminal parts for a barbershop quartet? | 39 |
| Seminal punk band | 17 |
| Seminal punk band who took their name from a Paul McCartney pseudonym | 69 |
| Seminal punk band, with The | 27 |
| Seminal punk label founded by Black Flag | 40 |
| Seminal punk rock label operated by Black Flag | 46 |
| Seminal short-story collection by Asimov | 40 |
| Seminar activity | 16 |
| Seminar alternative | 19 |
| Seminar focus | 13 |
| Seminar group | 13 |
| Seminar leaders | 15 |
| Seminar session, often (abbr.) | 30 |
| Seminar: Abbr. | 14 |
| Seminarian's subj. | 22 |
| Seminary deg. | 13 |
| Seminary degree | 15 |
| Seminary degs. | 14 |
| Seminary grad's degree | 26 |
| Seminary graduate | 17 |