A claim, hypothesis, or other belief that is contrary to the facts.
A conditional statement in which the conditional clause is false.
A hypothetical state of the world, used to assess the impact of an action.
Contrary to known or agreed facts; untrue.
Of or in comparison to a hypothetical state of the world.
An act of telling a lie or falsehood.
The act of one who lies, or keeps low to the ground.
Tending to tell lies, untruthful, mendacious