Definition of unmaintainable in English:

unmaintainable

adjective

  • That cannot be maintained.

Origin

Mid 17th century; earliest use found in John Donne (1572–1631), poet and Church of England clergyman. From un- + maintainable.

Pronunciation

unmaintainable

/ˌʌnmənˈteɪnəbl//ˌʌnmeɪnˈteɪnəbl/