counterfactual

from WordNet (r) 3.0 (2006)
counterfactual
    adj 1: going counter to the facts (usually as a hypothesis)
           [syn: {counterfactual}, {contrary to fact}]
    
from The Collaborative International Dictionary of English v.0.48
counterfactual \counterfactual\ adj.
   contrary to fact; -- of assertions, ideas, assumptions.
   [WordNet 1.5]
    

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