| Answer | Crossword Clue |
|---|---|
| TWO | Timing lead-in |
| SYNC | Short for timing, in TV. |
| SYNC | Timing term, in movies and TV. |
| stopwatch | an accurate watch readily started and stopped, used in timing a race, etc |
| stopwatches | STOPWATCH, an accurate watch readily started and stopped, used in timing a race, etc |
| asynchronous | Of or requiring a form of computer control timing protocol in which a specific operation begins upon receipt of an indication (signal) that the preceding operation has been completed |
