Nanosecond is one billionth of a second. Microsecond is one millionth of a second. Millisecond is one thousandth of a second. Centisecond is one hundredth of a second.

What is 0.01 of a second called?

Centisecond, while valid, is an extremely rarely used unit, as is hectometer or decaliter. You either measure "hundredths of second" or tens of milliseconds. In engineering, milliseconds are preferable. In sports hundredths are the defacto standard; as Jim said: fourteen and five hundredths of a second.

What is half of a second called?

microsecond. moment. nothing flat. the twinkling of an eye.