Look up: rational

1. 
   rational
   [adj] - (math) capable of being expressed as a quotient of integers 2. [adj] - consistent with or based on or using reason 3. [adj] - having its source in or being guided by the intellect (distinguished from experience or emotion)
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. 
   rational
   [Mathematics] a fractional number n/d, where n and d are integers, n is the numerator and d is the denominator. The set of all rational numbers is usually called Q. Computers do not usually deal with rational numbers but instead convert them to real numbers which are represented (approximately in some cases) as floating-point numbers. Compare irra...
   Found on
   
   
3. 
   rational
   2)applied to a person who is in possession of his reasoning faculties; founded on reason; having understanding Category: Medicine
   Found on http://www.mijnwoordenboek.nl/definition
   
   
4. 
   Rational
   Definition (keystage 3) A number is rational if it can be written as the ratio of two whole numbers.<br /> For example, 2/5 is rational but e is not.<br /> We use the symbol Q for the set { n m | n ∈ Z , m ∈ Z   and   m ≠ 0 } .
   Found on http://thesaurus.maths.org/mmkb/entry.ht
   
   
5. 
   Rational
   Ra'tion·al (răsh'ŭn* a l) adjective [ Latin rationalis : confer French rationnel . See Ratio , Reason , and confer Rationale .] 1. Relating to the reason; not physical; mental. « Moral philosophy was his chiefest end; for the rational , the natural, and mathematics . . . were but simple pastimes in comparison of the other.& ...
   Found on http://www.encyclo.co.uk/webster/R/14
   
   
6. 
   Rational
   Ra'tion·al noun A rational being. Young.
   Found on http://www.encyclo.co.uk/webster/R/14
   
   
7. 
   rational
   1. Relating to reason; not physical; mental. 'Moral philosophy was his chiefest end; for the rational, the natural, and mathematics . . . Were but simple pastimes in comparison of the other.' (Sir T. North) ... 2. Having reason, or the faculty of reasoning; endowed with reason or understanding; reasoning. 'It is our glory and happiness to have a rat ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
8. 
   rational
   adjective having its source in or being guided by the intellect (distinguished from experience or emotion); `a rational analysis`
   Found on http://wordnet.princeton.edu/perl/webwn?
   
   
9. 
   rational
   adjective capable of being expressed as a quotient of integers; `rational numbers`
   Found on http://wordnet.princeton.edu/perl/webwn?
   
   
10. 
    rational
    adjective consistent with or based on or using reason; `rational behavior`; `a process of rational inference`; `rational thought`
    Found on http://wordnet.princeton.edu/perl/webwn?
    
    
11. 
    Rational
    `Rational` may be: * pertaining to rationality * acting according to the philosophical principles of rationalism * a mathematical term for certain numbers; the rational numbers * A rational function, a mathematical function which can be written as the ratio of two polynomial functions. * the software company Rational Software; now owned by IBM, and formerly Rational Software Corporation * the most central paradigm of Rational-Emotive Therapy * `...
    Found on http://en.wikipedia.org/wiki/Rational
    
    
12. 
    rational
    An adjective. Has several definitions.: (1) characterizing behavior that purposefully chooses means to achieve ends (as in Landes, 1969/1993, p 21). (2) characterizing preferences which are complete and transitive, and therefore can be represented by a utility function (e.g. Mas-Coleil). (3) characterizing a thought process based on reason; sane; l...
    Found on http://www.econterms.com/glossary.cgi?qu
    
    
13. 
    rational
    (ră´shәn-әl) based upon reason; characterized by possession of one's reason.
    Found on http://www.mercksource.com/pp/us/cns/cns
    
    
14. 
    Rational
    • (a.) Relating to the reason; not physical; mental. • (a.) Having reason, or the faculty of reasoning; endowed with reason or understanding; reasoning. • (a.) Expressing the type, structure, relations, and reactions of a compound; graphic; -- said of formulae. See under Formula. • (a.) Agreeable to reason; not absurd, preposter...
    Found on http://thinkexist.com/dictionary/meaning
    
    
15. 
    rational
    grounded in the faculty of reason rather than in sensibility. (See also intelligible.)
    Found on http://www.hkbu.edu.hk/~ppp/ksp1/KSPglos