time standard


Also found in: Financial, Wikipedia.

time standard

[′tīm ‚stan·dərd]
(horology)
A recurring phenomenon, used as a reference for establishing a unit of time; the presently accepted standard is the second, defined to be 9,192,631,770 transitions between two specified hyperfine levels of the atom of cesium-133.
(industrial engineering)
References in periodicals archive ?
Running on her training course, the two time Standard Chartered 10km champion edged out Edith Chelimo and Dorcas Jepchirchir, who timed 32:34.5 and 32:50.70 for second and third respectively.
* 1-[micro]s minimum exposure time standard, 142ns with Export-Controlled FAST option
"Since it is us who changed the time standard, we will return to the original one.
180 days after oral argument, that were beyond that time standard. So the first one was: 'Are you in a hole?' This one is: 'Are you still digging the hole or are you working your way out of it?'"
"I will pay close attention to ensure that all boards meet the waiting time standard sustainably."
UTC, the international time standard, is generated by the International Bureau of Weights and Measures (BIPM) in Sevres, France, under the terms of the Treaty of the Meter.
Despite the clear need for a paid sick time standard in Eugene, we are not undertaking the process of developing one lightly.
The clock is the nation's civilian time standard. The U.S.
According to BIPM data, NIST-F2 is now the world's most accurate time standard.
Technicians must average the current US civilian time standard, the NIST-F1 cesium fountain clock, for about 400,000 seconds (about five days) to obtain its best performance.
He said: "Latest statistics show five NHS boards achieved our waiting time standard and the vast majority of people who attend A&E - 95 per cent - are seen within four hours of admission."