- notW1S1 [nɔt US na:t] adv[Date: 1300-1400; Origin: nought]1.) used to make a word, statement, or question negative▪ Most of the stores do not open until 10am.▪ She's not a very nice person.▪ You were wrong not to inform the police.▪ 'Can we go to the park?' 'No, not today, dear.'not at all/not ... at all(=used to emphasize what you are saying)▪ The changes were not at all surprising.▪ I do not like his attitude at all.→↑no1→↑n't2.) used in order to make a word or expression have the opposite meaning▪ Edinburgh isn't far now.▪ The food is not very good there.not a lot/much/many etc(=only a few, only a little etc)▪ Not much is known about the disease.▪ Not many people have read the report.▪ Most of the hotels are not that cheap (=they are fairly expensive) .3.) used instead of a whole phrase, to mean the opposite of what has been mentioned before it▪ No one knows if the story is true or not .▪ I hope to see you tomorrow, but if not , leave me a message.▪ 'Is Mark still sick?' 'I hope not .'→↑so1 (4)4.) not onlyin addition to being or doing somethingnot only ... (but) also ...▪ Shakespeare was not only a writer but also an actor.not only do/will/can etc▪ Not only do the nurses want a pay increase, they want reduced hours as well.5.) not a/not onenot any person or thing▪ Not one of the students knew the answer.▪ There wasn't a cloud in the sky.▪ Not a single person said thank you.6.) not that ...used before a sentence or phrase to mean the opposite of what follows it, and to make the previous sentence seem less important▪ Sarah has a new boyfriend - not that I care (=I do not care) .▪ Janice had lost some weight, not that it mattered (=it did not matter) .7.) not at allspoken especially BrE used to be polite when someone has thanked you or asked you to do something▪ 'Would you mind helping me with my suitcase?' 'Not at all.'8.) - not!spoken used, especially by young people, to say that you really mean the opposite of what you have just said▪ I really enjoy spending my day working here - not!▬▬▬▬▬▬▬HINTDo not use another negative word (no, nothing, nobody, never etc) with not. Use any, anything, anybody, ever etc: I haven't got any (NOT haven't got no) money. |I didn't know anybody (NOT didn't know nobody).▬▬▬▬▬▬▬
Dictionary of contemporary English. 2013.