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English definition of “ambitious”

ambitious

adjective uk   /æmˈbɪʃ.əs/ us  
B2 having a strong wish to be successful, powerful, or rich: an ambitious young lawyer He's very ambitious for his children (= he wants them to be successful). B2 If a plan or idea is ambitious, it needs a great amount of skill and effort to be successful or be achieved: She has some ambitious plans for her business. The government has announced an ambitious plan to modernize the railway network. The original completion date was over-ambitious, so we have had to delay the opening.
ambitiously
adverb uk   /-li/ us  
(Definition of ambitious from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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