Any process that activates or increases the frequency, rate or extent of auditory hair cell differentiation.
Synonyms:
exact_synonym:
positive regulation of auditory hair cell differentiation; up regulation of auditory receptor cell differentiation; upregulation of auditory receptor cell differentiation
narrow_synonym:
activation of auditory receptor cell differentiation; stimulation of auditory receptor cell differentiation
related_synonym:
positive regulation of auditory receptor cell differentiation