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The Collaborative International Dictionary
Bocardo

Bocardo \Bo*car"do\, n. [A mnemonic word.]

  1. (Logic) A form of syllogism of which the first and third propositions are particular negatives, and the middle term a universal affirmative.

    Baroko and Bocardo have been stumbling blocks to the logicians.
    --Bowen.

  2. A prison; -- originally the name of the old north gate in Oxford, which was used as a prison. [Eng.]
    --Latimer.

Usage examples of "bocardo".

High Street a few weeks later to see the young man escorted from Bocardo jail by his uncle, and carried off so wrapped in chains he could scarcely move.

The ball that stays within the white line which marks Bocardo fails to score.