Definitions

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

  • adverb & adjective In or of the form of an argument in which one event is asserted to be the cause of a later event simply by virtue of having happened earlier.

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

  • adjective after the fact
  • adverb after the fact
  • noun An instance of the post hoc ergo propter hoc fallacy, in which temporal order is confused with causation.

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

  • noun the logical fallacy of believing that temporal succession implies a causal relation

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[Latin, short for post hoc, ergō propter hoc, after this, therefore because of this : post, after + hoc, neuter of hic, this.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin post hoc

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin post hoc ergo propter hoc

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