| Answer | Crossword Clue |
|---|---|
| ONEACT | Having a single curtain, say |
| PAVAROTTI | Singer with the Guinness Book record for greatest number of curtain calls at a single performance (165) |
| ONESEPTATE | Having a single septum. |
| ADHOC | Having a single purpose |
| UNIPED | Having a single foot |
| LEANTO | Having a single slope |
| UNIFOLIATE | Having a single leaf. |
| ONESTORY | Having a single floor |
| UNARY | Having a single element |
| MONO | Having a single channel |
| UNARY | Having a single part |
| UNARY | Having a single component |
| MONO | Having only a single channel |
| ONEIDEAED | Having a single-track mind. |
| INF | Having a single flat, musically |
