From Longman Dictionary of Contemporary Englishagaina‧gain /əˈɡen, əˈɡeɪn $ əˈɡen/ ●●●S1W1 adverb1AGAINone more time – used when something has happened or been done beforeCan you say that again? I didn’t hear.I’ll never go there again.Mr Khan’s busy. Can you try again later?once again/yet again (=used to emphasize that something has happened several or many times before)In 1997, the family moved house yet again.Once again, Drew was under arrest.2AGAINback to the same state or situation that you were in beforeShe stayed and nursed him back to health again.It’s great to have you home again.3 →all over again4 →as much/as many/the same again5EXPLAIN spoken used to give a fact or opinion that explains or adds to something you have just saidAnd again, these workshops will benefit the community widely.6 →then/there again7 →again and again/time and (time) again/over and over again8spokenREPEAT used when you want someone to repeat information that they have already given youWhat did you say your name was again? → now and againat now1(5)GRAMMAR: Word orderAgain usually comes at the end of a sentence: He’s forgotten his keys again.✗Don’t say: He’s again forgotten his keys. | He’s forgotten again his keys.