This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
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adj. Unlikely to take place or be true.

adj. Not likely to be true.

adj. Not likely to happen.

adj. Not probable; unlikely to be true; not to be expected under the circumstances or in the usual course of events.

Not probable; not likely to be true; not to be expected under the circumstances of the case.

adj. having a probability too low to inspire belief

adj. too improbable to admit of belief

adj. not likely to be true or to occur or to have occurred

"He says creating theater out of the improbable is a fundamental part of their mission."

implausible    incredible    unbelievable    supposed   

probable   

impossible   

probable    probably    probability   

unlikely    implausible   

probable   

unlikely    absurd    contradictory    bizarre    untrue    ludicrous    impossible    preposterous    fanciful    unfounded