Definition of unpartial in US English:

unpartial

adjective

  • 1Unbiased, fair; = "impartial".

  • 2With to. Not partial to or fond of; ill-disposed or antagonistic to.

Origin

Mid 16th century; earliest use found in Thomas Raynalde (fl. 1542–1552), physician and printer. From un- + partial.

Pronunciation

unpartial

/(ˌ)ʌnˈpɑːʃl/