mega

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++meg·a /ˈmeɡə/ adjective informal  BIGENJOY/LIKE DOING somethingvery big and impressive or enjoyable 非常大的；给人深刻印象的；十分令人愉快的 Their first record was a mega hit. 他们的第一张唱片十分走俏。 —mega adverbmega- /meɡə/ prefix  1  [in nouns] a million – used with units of measurement 百万，兆〔构成计量单位〕 1,000 megawatts of electricity 一千兆瓦的电2  informalLOT/LARGE NUMBER OR AMOUNT extremely 非常，十分 Her family is megarich! 她家十分富有！3  very big 巨大的，庞大的 a megastore 大商场

Examples from the Corpus

mega-• a 100-megaton bomb• Hollywood megastarsFrom Longman Business Dictionarymega-mega- /megə/ prefix journalism very big or very importantThree bank mega-mergers have been announced in the last two months.We are not looking for huge mega-returns on our investment.That’s the mega-decision the president has to make.Origin mega- Greek megas “large”

meg·a adjectivemega- prefixChineseSyllable  

or and very Business big enjoyable impressive Corpus

mega
meg‧a /ˈmeɡə/ adjective informal
very big and impressive or enjoyable:
    Their first record was a mega hit.
—mega adverb

megaBrE /ˈmeɡə/ 🔊NAmE /ˈmeɡə/ 🔊 adjective [usually before noun] (informal) very large or impressive 巨大的；极佳的 SYN huge, great ◆The song was a mega hit last year. 这首歌是去年很热门的歌曲。🔊🔊▸ mega adverb◆They're mega rich. 他们极其富有。🔊🔊