radical

C1Academic AWL-8Frequent NGSL-3
UK /ˈrædɪkl/US /ˈrædɪkl/

Meaning

adjective
relating to the most basic and important parts of something; complete and detailed
the need for radical changes in education

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if there's some radical technology prediction,

📺 Elon Musk: A future worth getting excited about (TED 2022)Learn this word in the video →

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if there's some radical technology prediction,

radical·
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