Definition of inhospitableness in English:

inhospitableness

noun

See inhospitable

‘With the extent and inhospitableness of its spaces, it was a night of eerie solitude.’
  • ‘Flying into Arequipa gives a sense of the inhospitableness of the landscape.’

Pronunciation

inhospitableness

/ˌinhäˈspidəbəlnəs/ /ˌɪnhɑˈspɪdəbəlnəs/ /ˌinˈhäspidəbəlnəs/ /ˌɪnˈhɑspɪdəbəlnəs/