Radical

From Wikipedia, the free encyclopedia

Radical can refer to

In mathematics:

• The symbol used to indicate the nth root of a number
• Radical of an algebraic group, a concept in algebraic group theory
• Radical of an ideal, an important concept in abstract algebra
• Radical of an integer, a concept in number theory
• Radical of a bilinear form, a concept in linear algebra

In chemistry:

• Radical (chemistry), atomic or molecular species with unpaired electrons

In linguistics:

• Radical consonant, which involves the root of the tongue
• Radical (Chinese character), part of a Chinese character

In politics:

• Radical, someone holding political views of far left or right varieties, or simply of an extreme kind.
• Radical left, another term for the far left
• Radical right, another term for the far right
• Extremism, political standpoints that are perceived as revolutionary or extreme
• Radicalization, the transformation from passiveness or activism to more revolutionary, militant or extreme postures
• Radicalism (historical), the late 18th century British Radical Movement
• Radical Whigs, influential early writers on Radicalism
• Radical Republican, a member of an influential group of American politicians during the Civil War reconstruction
• Radical Party, a political party
• Radicals (UK), parliamentary progressives who were predecessors of the UK Liberal Party

In commerce:

• Radical Motorsport, an English sports car maker
• Free Radical Design, a video game developer based in Nottingham, England
• Free Radicals (band), a jazz-funk musical group from Houston, TX
• Radical Matters, a record label