Definition of dubitability in English:

dubitability

noun

rare

See dubitable

‘The only issue between them is whether or not this "falsity" of dreams leads to the dubitability of the difference between dreaming and waking.’
‘But the question we need to ask here is whether all judgements possess the characteristics of corrigibility and dubitability and thus takes an epistemic form.’

Pronunciation

dubitability

/djuːbɪtəˈbɪlɪti/