This sketch from the BBC archives satirises a phrase that while in common usage at the time, contains language that some may find offensive.
Find the language and terms that were in common usage at the time at which your story was set.
In the primary analysis we will compare children that are currently uncontrolled despite ICS usage at the time of the follow-up study to children whose asthma is controlled by the use of ICS at the time of the follow-up study.
(The O.E.D. is Oxford's "historic" dictionary, intended to reflect the entire evolution of language, whereas the New Oxford American Dictionary, which appears on Apple products in North America, is a "synchronic" dictionary that aspires to provide a snapshot of usage at the time of publication).
The law does not stipulate whether the information involved would have to be classified, as that word was not in usage at the time the act was passed.
Instead, he suggests that a third calendar in use at the time, adapted from Egyptian usage at the time of Moses, dates Passover in AD33 to the Wednesday of Holy Week.
I defended my usage at the time.
Anticipating a significant increase in Internet usage at the time of Mr. Obama's swearing-in on Tuesday, New York City instructed all of its workers to avoid watching the event online from external Web sites, doing it instead from the city's intranet, which will be broadcasting it live.
It wasn't in common usage at the time.
