sec,
s,
second the 19th letter of the Roman alphabet
= synonym
= antonym
= relatert ord
Wiktionary
Substantiv
millisecond -
One one-thousandth of a second. Symbol: ms.
Wikipedia
A millisecond is a thousandth (1/1,000) of a second. 10 milliseconds (a hundredth of a second) are called a centisecond. There are 86400000 (24×60×60×10×10×10) milliseconds in one day.