English-Portuguese translations for radical

radicalÉ necessária uma alteração radical de perspectiva. A radical change in perspective is needed. Os Senhores podem pensar que isto soa a demasiado radical. You may think this sounds too radical. Sou de opinião de que é necessária uma mudança radical de paradigmas. I think we need a radical paradigm shift.

Favoring fundamental change, or change at the root cause of a matter
Pertaining to a root
Thoroughgoing; far-reaching
Of or pertaining to the root of a word
Involving free radicals
Excellent; awesome
A member of the most progressive wing of the Liberal Party; someone favouring social reform (but generally stopping short of socialism
A person with radical opinions
In logographic writing systems such as the Chinese writing system, the portion of a character that provides an indication of its meaning, as opposed to '''phonetic'''
A group of atoms, joined by covalent bonds, that take part in reactions as a single unit
Given an ideal ''I'in a commutative ring ''R'', another ideal, denoted Rad or $\sqrt{I}$ , such that an element ''x'∈ ''R'is in Rad if, for some positive integer ''n'', ''xⁿ'∈ ''I''; ''equivalently'', the intersection of all prime ideals containing ''I''
The intersection of maximal submodules of a given module

His beliefs are radical
The spread of the cancer required radical surgery, and the entire organ was removed
a radical quantity; a radical sign
That was a radical jump!

Dictionary