Meaning : To an inexpressible degree.
Example :
She was looking very young tonight, and, as usual, indescribably beautiful, in a simple strapless dress of a green and white silky cotton.
Synonyms : indescribably, ineffably, inexpressibly, unspeakably
Unutterably ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Marathi. Unutterably ka matlab kya hota hai?