![microsecond microsecond](https://www.tekportal.net/wp-content/uploads/2018/12/microsecond.png)
noun
- a unit of time equal to one millionth of a second. Symbol: μsec
noun
- one millionth of a secondSymbol: μs
n.1906, from micro- + second (n.).
- A unit of time equal to one millionth (10-6) of a second.
noun
noun
n.1906, from micro- + second (n.).