As in: He broke the world record of 14.05 I tried searching Wikipedia and ended up with centisecond. It sounds so scientific. What is it called in colloquial English?
The prefix centi- means 10-2. But while centimetre is common, I have never heard of a centiwatt or a centisecond. The prefix Mega- means 106. Hence Megabytes exist. So why do we not have Megametres? ...