radical

Definition

• n. a person who has radical ideas or opinions
• n. (mathematics) a quantity expressed as the root of another quantity
• n. a character conveying the lexical meaning of a logogram
• adj. arising from or going to the root or source

Word forms

Plural

radicals

Example sentences

1. n.

   The radical argued for significant changes to the government system.

2. a.

   We need to find a radical solution to the problem of pollution.