/ ədˈventʃə(r); NAmE / noun
1.
[ C ] an unusual, exciting or dangerous experience, journey or series of events :
her adventures travelling in Africa
When you're a child, life is one big adventure.
adventure stories
2.
[ U ] excitement and the willingness to take risks, try new ideas, etc. :
a sense / spirit of adventure
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WORD ORIGIN
Middle English : from Old French aventure (noun), aventurer (verb), based on Latin adventurus about to happen, from advenire arrive, from ad- to + venire come.