Bokardo

English

Alternative forms

• Bocardo

Etymology

From a mediaeval mnemonic chant.

Proper noun

Bokardo

1. (logic, obsolete) A form or mode of syllogism in which the first and third propositions are particular negatives and the second a universal affirmative.
   • 1847, Augustus De Morgan, Formal logic: or, The Calculus of inference, necessary and probable, page 132:

     The moods Baroko and Bokardo do not admit of reduction to the first figure, by any fair use of the phrase […]

   • 1870, H. Coleman, Notes on logic, page 81:

     Bokardo is converted in a similar manner, only that in this case we substitute the contradictory of the conclusion for the major premiss […]

   • 2005, Charles Gray Shaw, Logic in Theory and Practice, page 161:

     The foregoing list of moods in the imperfect Figures II and III does not contain Baroko or Bokardo.

See also

• Baroko

References

• [1]
• “Bocardo”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.