Look up: Radical

1. 
   Radical
   An atom or group of atoms that contains one or more unpaired electrons (usually very reactive species)
   Found on http://home.nas.net/~dbc/cic_hamilton/di
   
   
2. 
   Radical
   In chemistry, a radical is a group of atoms that behave as a unit in a chemical reaction.
   Found on http://www.encyclo.co.uk/nol.php
   
   
3. 
   radical
   [Adjective] Very different. New and revolutionary.
   Example: Selling cigarettes to children would be a very radical idea.
   Found on http://www.bbc.co.uk/skillswise/glossary
   
   
4. 
   radical
   in media studies, the 'radical' tradition is that which is more or less Marxist in its approach, seeing the media as playing an important rôle in the transmission of the dominant ideology. The approach was influenced by Marx, The Frankfurt School, Althusser and, later, Gramsci. -
   Found on http://www.cultsock.ndirect.co.uk/MUHome
   
   
5. 
   radical
   [adj] - (linguistics) of or relating to or constituting a linguistic root 2. [adj] - arising from or going to the root 3. [adj] - (botany) especially of leaves 4. [n] - a person who has radical ideas or opinions 5. [n] - a character conveying the lexical meaning of a logogram 6. [n] - a sign placed in front of an expression to denote that a root is to be extracted
   Found on http://www.webdictionary.co.uk/definitio
   
   
6. 
   Radical
   A frame of reference usually associated with a basic power imbalance which is permanent rather than transitory. Those without power always seeking to overthrow those with power.
   Found on http://www.shponline.co.uk/glossary.asp?
   
   
7. 
   radical
   two or more atoms behaving as a single chemical unit, i.e., as an atom, e.g., sulfate, phosphate, nitrate.
   Found on http://www.workover.co.uk/og/q.htm
   
   
8. 
   radical
   two or more atoms behaving as a single chemical unit, i.e., as an atom, e.g., sulfate, phosphate, nitrate.
   Found on http://www.workover.co.uk/og/r.htm
   
   
9. 
   Radical
   A radical is a molecule or atom which has an unpaired outer electron. It is very reactive because it needs to gain an electron. Radicals may exist independently for short periods during the course of a chemical reaction, such as in the combustion of a fuel gas.
   Found on http://www.bocindustrial.co.uk/bocindust
   
   
10. 
    Radical
    In Britain, supporter of parliamentary reform before the Reform Bill of 1832. As a group the Radicals later became the progressive wing of the Liberal Party. During the 1860s (led by Cobden, Bright,...
    Found on http://www.thehistorychannel.co.uk/site/
    
    
11. 
    radical
    In politics, anyone with opinions more extreme than the main current of a country's major political party or parties. It is more often applied to those with left-wing opinions, although the...
    Found on http://www.thehistorychannel.co.uk/site/
    
    
12. 
    Radical
    An atom or group of atoms that contains one or more unpaired electrons (usually very reactive species)
    Found on http://www.allchemicals.info/index/actio
    
    
13. 
    Radical
    A radical is a reaction intermediate where a bond is broken and the two parts of the molecule exist carrying a single unshared electron. The radicals are normally destroyed quickly by recombination or they break in another radical and a stable molecule.
    Found on http://www.ch.ic.ac.uk/vchemlib/mol/glos
    
    
14. 
    Radical
    an atom or group of atoms with at least one unpaired electrons.
    Found on http://www.chemicalglossary.net/definiti
    
    
15. 
    Radical
    A species with an odd number of electrons; formerly called free radical.
    Found on http://www.chemicalglossary.net/definiti
    
    
16. 
    Radical
    A radical is a reaction intermediate where a bond is broken and the two parts of the molecule exist carrying a single unshared electron. The radicals are normally destroyed quickly by recombination or they break in another radical and a stable molecule.
    Found on http://www.chemicalglossary.net/definiti
    
    
17. 
    Radical
    Definition (keystage 2) A root or an expression containing a root, especially if it is not equal to a whole number, is called a radical.
    Found on http://thesaurus.maths.org/mmkb/entry.ht
    
    
18. 
    Radical
    Rad'i·cal (răd'ĭ*k a l) adjective [ French, from Latin radicalis having roots, from radix , -icis , a root. See Radix .] 1. Of or pertaining to the root; proceeding directly from the root. 2. Hence: Of or pertaining to the root or origin; reaching to the center, to the foundation, to the ultimate sources, to the principles, or the like; ...
    Found on http://www.encyclo.co.uk/webster/R/3
    
    
19. 
    Radical
    Rad'i·cal (răd'ĭ*k a l) noun 1. (Philol.) (a) A primitive word; a radix, root, or simple, underived, uncompounded word; an etymon. (b) A primitive letter; a letter that belongs to the radix. « The words we at present make use of, and understand only by common agreement, assume a new air and life in the understanding, when you trace them to their ...
    Found on http://www.encyclo.co.uk/webster/R/4
    
    
20. 
    radical
    1. <chemistry> An atom or or electrically neutral group that has one or more unpaired electrons. ... 2. <botany> Of leaves, clustered at the base of the stem. ... (09 Oct 1997) ...
    Found on http://www.mondofacto.com/facts/dictiona
    
    
21. 
    radical
    adjective arising from or going to the root; `a radical flaw in the plan`
    Found on http://wordnet.princeton.edu/perl/webwn?
    
    
22. 
    radical
    adjective especially of leaves; located at the base of a plant or stem; especially arising directly from the root or rootstock or a root-like stem; `basal placentation`; `radical leaves`
    Found on http://wordnet.princeton.edu/perl/webwn?
    
    
23. 
    radical
    radical sign noun a sign placed in front of an expression to denote that a root is to be extracted
    Found on http://wordnet.princeton.edu/perl/webwn?
    
    
24. 
    Radical
    `Radical` (from Latin `radicis`, genitive of `radix` `root`) can refer to many different things and concepts.
    Found on http://en.wikipedia.org/wiki/Radical
    
    
25. 
    radical
    (rad´ĭ-kәl) thorough or sweeping; directed to the cause or root of a morbid process. a group of atoms that enters into and goes out of chemical combination without change and that forms one of the fundamental constituents of a molecule.
    Found on http://www.mercksource.com/pp/us/cns/cns