|Origin:||lapsus, from labi 'to slip'|
a short period of time during which you fail to do something well or properly, often caused by not being careful
momentary/temporary/occasional etc lapse
Despite the occasional lapse, this was a fine performance by the young saxophonist.
A defensive lapse by Keown allowed Tottenham to score.
lapses in security
a failure to do something you should do, especially to behave correctly:
He forgot to offer Darren a drink, but Marie did not appear to notice the lapse.
3 [usually singular]
a period of time between two events:
The usual time lapse between request and delivery is two days.
a lapse of about ten seconds