photo finish 
noun
A close finish of a race in which the winner is identifiable only from a photograph taken as the competitors cross the line.However, after close scrutiny of the photo finish, the race was awarded to the American....
- USA attacked back and in a photo finish Austria crossed the line a mere eleven hundredth of a second ahead of the Americans.
- Why they'll finish second: They just don't have enough strength in the trenches to overtake the Eagles, although no one would be surprised if the two-horse race ended in a photo finish.
- copolymerize
- cop on
- cop out
- copper
- Copper Age
- copperas
- copper beech
- Copperbelt
- copper-bottomed
- copper-coloured
- copper-fasten
- copperhead
- coppering
- coppernob
- copperplate
- copper pyrites
- coppersmith
- coppersmith barbet
- copper sulfate
- copper sulphate
- coppery
- coppice
- coppice with standards
- Coppola, Francis Ford
- copra