radical
Prononciation : [ˈrædɪkl]
Contexte : « politics »
(adjective) when someone believes in or supports big changes in society or government. A radical person often wants to change things quickly and completely.
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The radical ideas presented by the activist inspired many to think about change.
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The traditionalists did not agree with the radical suggestions and preferred to keep things the same.
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What are some radical changes you think need to happen in our community?
Contexte : « group identity »
(noun) a person who supports or believes in radical ideas and changes. This person often wants to push for new ways of thinking and acting.
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As a radical, she worked hard to promote equality and justice for all.
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He decided not to join the radical in their protests because he preferred a peaceful approach.
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Can you name a famous radical from history who changed the world?
Contexte : « quality »
(adjective) something that is very different from what is normal or usual. It means going to the very root of something or being extreme.
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Her radical approach to solving the math problem amazed everyone in class.
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His plan was not radical; it was just a small change from what we usually do.
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What radical solutions can we think of for this problem?
Contexte : « mathematics »
(noun) a symbol that shows you need to find the root of a number, like the square root. It often looks like a sideways 'v'.
Exemple
When you see a radical in math, it usually means you're going to find a square root.
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The teacher said that without understanding radical signs, you cannot solve this equation properly.
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What is the radical of 16?