Grep  of  noun  rational 
  rational  motive 
  rational  number 
  rationale 
  rationalisation 
  rationalism 
  rationalist 
  rationality 
  rationalization 
  rationalness 
 
  Overview  of  adj  rational 
 
  The  adj  rational  has  4  senses  (first  2  from  tagged  texts) 
 
  1.  (4)  rational  --  (consistent  with  or  based  on  or  using  reason;  "rational  behavior";  "a  process  of  rational  inference";  "rational  thought") 
  2.  (1)  intellectual,  rational,  noetic  --  (of  or  associated  with  or  requiring  the  use  of  the  mind;  "intellectual  problems";  "the  triumph  of  the  rational  over  the  animal  side  of  man") 
  3.  rational  --  ((math)  capable  of  being  expressed  as  a  quotient  of  integers;  "rational  numbers") 
  4.  rational  --  (having  its  source  in  or  being  guided  by  the  intellect  (distinguished  from  experience  or  emotion);  "a  rational  analysis") 
 
  Antonyms  of  adj  rational 
 
  4  senses  of  rational 
 
  Sense  1 
  rational  (vs.  irrational) 
 
  irrational  (vs.  rational) 
  =>  blind,  unreasoning 
  =>  incoherent 
  =>  reasonless 
  =>  nonrational 
  =>  superstitious 
  =>  jaundiced,  yellow 
 
  Sense  2 
  intellectual,  rational,  noetic 
 
  INDIRECT  (VIA  mental)  ->  physical 
 
  Sense  3 
  rational  (vs.  irrational) 
 
  irrational  (vs.  rational) 
 
  Sense  4 
  rational 
 
  INDIRECT  (VIA  intellectual)  ->  nonintellectual 
 
  Similarity  of  adj  rational 
 
  4  senses  of  rational 
 
  Sense  1 
  rational  (vs.  irrational) 
  =>  coherent,  logical,  lucid 
  =>  demythologized,  demythologised 
  =>  intelligent,  reasoning(postnominal),  thinking(postnominal) 
  =>  reasonable,  sane 
  Also  See->  logical#1;  reasonable#1,  sensible#1;  sane#1 
 
  Sense  2 
  intellectual,  rational,  noetic 
  =>  mental  (vs.  physical) 
 
  Sense  3 
  rational  (vs.  irrational) 
  Pertains  to  noun  ratio  (Sense  1) 
  =>ratio 
  =>  magnitude  relation,  quantitative  relation 
 
  Sense  4 
  rational 
  =>  intellectual  (vs.  nonintellectual) 
 
  Attributes  of  adj  rational 
 
 
  Familiarity  of  adj  rational 
 
  rational  used  as  an  adjective  is  uncommon  (polysemy  count  =  4) 
 
  Grep  of  adj  rational 
  acculturational 
  arbitrational 
  configurational 
  generational 
  inspirational 
  irrational 
  maturational 
  nonoperational 
  nonrational 
  operational 
  rational 
  rationalist 
  rationalistic 
  vibrational 
 
  Overview  of  adj  rational 
 
  The  adj  rational  has  4  senses  (first  2  from  tagged  texts) 
 
  1.  (4)  rational  --  (consistent  with  or  based  on  or  using  reason;  "rational  behavior";  "a  process  of  rational  inference";  "rational  thought") 
  2.  (1)  intellectual,  rational,  noetic  --  (of  or  associated  with  or  requiring  the  use  of  the  mind;  "intellectual  problems";  "the  triumph  of  the  rational  over  the  animal  side  of  man") 
  3.  rational  --  ((math)  capable  of  being  expressed  as  a  quotient  of  integers;  "rational  numbers") 
  4.  rational  --  (having  its  source  in  or  being  guided  by  the  intellect  (distinguished  from  experience  or  emotion);  "a  rational  analysis") 

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