Noun
stopwatch (plural stopwatches)
A timepiece designed to measure the amount of time elapsed between a particular time when activated and when the piece is deactivated.
Synonym: stop clock
The stopwatch has stopped. It's up to God and the referee now. The referee is Pat Horan. God is God. Mícheál Ó Muircheartaigh
The stopwatch doesn't lie. The tape measure doesn't lie. Daley Thompson
Even now that I only have one eye, maybe I see more things than before. My life was completely against the clock, a fight against the stopwatch. Maria de Villota
In the factories and mills, in the shipyards and mines We've often been told to keep up with the times For our skills are not needed, they've streamlined the job And with sliderule and stopwatch our pride they have robbed. Dropkick Murphys
Also, the gray background for the Aristo stopwatch in the "cover" changed to red, the color for the title text changed to white, and the stopwatch itself changed from the diagonal position it had been oriented in for 31 years to an upright position. Source: Internet
After 2 hours and 49 minutes – the stopwatch recorded it all – the diesel started. Source: Internet