ratiocinator

Definitions of ratiocinator
  1. noun
    someone who reasons logically
    synonyms: reasoner
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    types:
    analogist
    someone who looks for analogies or who reasons by analogy
    casuist, sophist
    someone whose reasoning is subtle and often specious
    type of:
    thinker
    someone who exercises the mind (usually in an effort to reach a decision)
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