formal logic

See more synonyms for formal logic on
  1. the branch of logic concerned exclusively with the principles of deductive reasoning and with the form rather than the content of propositions.

Origin of formal logic

First recorded in 1855–60 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for formal logic

syllogism, Aristotelianism

British Dictionary definitions for formal logic

formal logic

  1. Also called: symbolic logic the study of systems of deductive argument in which symbols are used to represent precisely defined categories of expressionsCompare philosophical logic
  2. a specific formal system that can be interpreted as representing a fragment of natural argument
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