Word family noun variable variance variant variety variability variation adjective variable ≠ invariable varied various verb vary adverb variably ≠ invariably variously
From Longman Dictionary of Contemporary Englishinvariablein‧var‧i‧a‧ble /ɪnˈveəriəbəl $ -ˈver-/ AWL adjective 1 ALWAYS/EVERY TIMEalways happening in the same way, at the same time etc His invariable answer was ‘Wait and see.’2 technicalHP never changing OPP variable Mass, unlike weight, is invariable.Examples from the Corpus
invariable• Mrs. Van der Luyden's invariable reply was, "I'll have to discuss it with my husband."• the invariable rules of mathematics 