radical
Pronunciation: [ˈrædɪkl]
Context: "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.
Example
The radical ideas presented by the activist inspired many to think about change.
Example
The traditionalists did not agree with the radical suggestions and preferred to keep things the same.
Example
What are some radical changes you think need to happen in our community?
Context: "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.
Example
As a radical, she worked hard to promote equality and justice for all.
Example
He decided not to join the radical in their protests because he preferred a peaceful approach.
Example
Can you name a famous radical from history who changed the world?
Context: "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.
Example
Her radical approach to solving the math problem amazed everyone in class.
Example
His plan was not radical; it was just a small change from what we usually do.
Example
What radical solutions can we think of for this problem?
Context: "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'.
Example
When you see a radical in math, it usually means you're going to find a square root.
Example
The teacher said that without understanding radical signs, you cannot solve this equation properly.
Example
What is the radical of 16?