English version

whether

From Longman Dictionary of Contemporary Englishwhetherwheth‧er /ˈweðə $ -ər/ ●●● S1 W1 conjunction  1 CHOOSEused when talking about a choice you have to make or about something that is not certain Maurice asked me whether I needed any help. There were times when I wondered whether or not we would get there.whether to do something She was uncertain whether to stay or leave. I didn’t know whether to believe him or not. The question arose as to whether this behaviour was unlawful.2 CERTAINLY/DEFINITELYused to say that something definitely will or will not happen whatever the situation is It seemed to me that she was in trouble whether Mahoney lived or died. Look, Kate, I’m calling the doctor, whether you like it or not. Poor farmers, whether owners or tenants, will be worst affected.Do not confuse with the noun weather (=conditions outside such as rain, snow, sun, wind etc).
Examples from the Corpus
whetherI'm sure we'll see each other again soon, whether here or in New York.He asked me whether I wanted to play golf this afternoon.whether or notThe question is the story itself, and whether or not it means something is not for the story to tell.How does the machine tell whether or not such a sequence remains bounded?I can't tell whether or not the teacher likes me.There, the current issue is whether or not to include Sinn Fein in all-party talks.The difference is that motorists have a choice of whether or not to make a claim.The decision of whether or not to offer credit terms is generally dictated by industry conditions.The decision as to whether or not to try and repair a damaged relationship depends on who was at fault. 10.His job is not to determine whether or not we need the brick and when we need the brick.whether ... or notAll the government wanted was a statutory vehicle such as these clinical studies to prove whether this works or not.She did not care whether he followed or not.The question then simply became whether it did or not.C Your special exotic pet. 23 Whether you are or not, assume you have gone vegetarian.We may ask of any deterministic physical theory whether or not it is computable.She does not believe her response will result in a favorable outcome, whether or not it might.However, whether necessary or not, privatisation must be made to work.