استحال

Also It (speech, or language, S, Msb, or a thing, TA) became مُحَال [i. e. absurd, inconsistent, selfcontradictory, unreal, or impossible]. (S, Msb, TA.)

استحالهُ He looked at it, (S, M, K,) namely, a شَخْص [i. e. a man, or person, or the figure of a thing seen at a distance], (S,) to see if it moved: (S, M, K:) as though he sought, or desired, its motion and change. (TA.) And استحال الجَهَامَ He looked at [the waterless clouds, or the clouds that had poured forth their water, to see if they changed or moved]. (TA.)

He reckoned it مُحَال [i. e. absurd, inconsistent, &c.: see above]. (KL.)