unphysiological Syllabification: (un·phys·i·o·log·i·cal)Pronunciation: /ˌənˌfizēəˈläjikəl/Definition of unphysiological adjective not in accordance with normal physiological conditions. Derivatives unphysiologic adjective unphysiologicallyPronunciation: /-ik(ə)lē/ adverb unphysiological in other Oxford dictionaries Definition of unphysiological in the British & World English dictionary