Definition of utterable in US English:

utterable

adjective

  • See utter

    • ‘There is nothing she can say, for the cause of her anxiety is not utterable.’
    • ‘In his conception, representation comprised two essential elements, the visible and the utterable.’
    • ‘The visible, rather than being subsidiary to the spoken word, repeatedly encompassed both the utterable and the unutterable.’

Pronunciation

utterable

/ˈəd(ə)rəb(ə)l//ˈəd(ə)rəb(ə)l/