Contrary to known or agreed facts; untrue.
Of or in comparison to a hypothetical state of the world.
A conditional statement in which the conditional clause is false.
A claim, hypothesis, or other belief that is contrary to the facts.
A hypothetical state of the world, used to assess the impact of an action.
Not settled, uncertain, of uncertain outcome; debatable, questionable, open to doubt.
Difficult to overcome, solve, or decide.
Contributing (especially if subtly) to discrimination (such as racism, sexism, homophobia, transphobia, or ageism).
a problematic analysis
A problem or difficulty in a particular field of study.