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roll back. In DICTIOUS you will not only get to know all the dictionary meanings for the word
roll back, but we will also tell you about its etymology, its characteristics and you will know how to say
roll back in singular and plural. Everything you need to know about the word
roll back you have here. The definition of the word
roll back will help you to be more precise and correct when speaking or writing your texts. Knowing the definition of
roll back, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Verb
roll back (third-person singular simple present rolls back, present participle rolling back, simple past and past participle rolled back)
- (transitive) To return to a prior state.
We had to roll back the changes to the database because of an unforeseen error.
- (transitive) To postpone.
NASA will roll back the shuttle launch due to bad weather.
- (intransitive, aviation, of a jet engine) To reduce thrust without having been commanded to do so.
2010 February 9, Air Accidents Investigation Branch, “1.16.4.2 Full-scale engine testing (L12)”, in Report on the accident to Boeing 777-236ER, G-YMMM, at London Heathrow Airport on 17 January 2008, archived from the original on 12 April 2022, page 92:In the previous tests, it was suspected that the volume of fuel contained in pipework had effects, both in the time taken for the restriction to affect engine performance and the nature of the fuel flow fluctuations after the engine had rolled back. Therefore, it was decided that the restriction would be simulated with the use of an orifice plate which could be introduced adjacent to the component being investigated.
- (intransitive) To retreat.
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