from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A practitioner of a system of logic.
  • noun A student or scholar of logic.

from The Century Dictionary.

  • noun One who is skilled in logic or in argument; a teacher or professor of logic.
  • noun In medieval universities, a student of arts in the second class or lection; one who was preparing for the baccalaureate, being above the summulists and below the physicians.

from the GNU version of the Collaborative International Dictionary of English.

  • noun A person skilled in logic.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A person who studies or teaches logic.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a person skilled at symbolic logic


from Wiktionary, Creative Commons Attribution/Share-Alike License

logic +‎ -ian


  • I don't think being a logician is the same thing as being a "formalist."


  • I dare say that what I call a logician he would call some sort of mathematician.

    Only a Logician?

  • To some extent the difference between Professor Levi and myself is verbal: what he calls a logician I should call a philosopher and what he calls a philosopher I should call a sage.

    Only a Logician?

  • As a rough guide, we may call a logician “Avicennan” if he adopts these doctrines.

    Arabic and Islamic Philosophy of Language and Logic

  • Apart from his celebrated writings on the 'open society' and its enemies, Karl Popper is chiefly known as a logician of science who has denied that science employs induction, and who has claimed that what demarcates science from nonscience, in particular metaphysics, is that scientists seek the truth by vigorously trying to falsify their theories.

    The Romantic Rationalist

  • When he had reached the happy stage of being known among his acquaintances as a logician, that is, when he began to study logic, the death of his protector, soon followed by that of his father, put an end to his studies and he had to turn his attention to business affairs.

    The Social Cancer

  • What kind of logician must he be who thinks that a phenomenon is _defined_ to _be_ the condition on which he supposes it to depend?

    A System Of Logic, Ratiocinative And Inductive

  • We used logician which is now owned by GE and I found it cumbersome and non-intuitive.


  • We used logician which is now owned by GE and I found it cumbersome and non-intuitive.


  • Descartes submitted his manuscript to several philosophers, theologians and a logician before publishing the Meditations.

    Capsule Summaries of the Great Books of the Western World


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