DISRATIONARE is a non-existent word, and therefore, it doesn't have an official IPA phonetic transcription. However, based on its spelling, we can assume that it could be pronounced as /dɪsˈreɪʃənɛər/. The word seems to be a combination of two words: "dis-" meaning "opposite of" and "rationale," which means "a set of reasons or logical basis for a belief or action." Therefore, the potential meaning of "DISRATIONARE" could be "to dismiss or invalidate a rationale or logical basis."
"Disrationare" is not a recognized English word, and therefore does not have a dictionary definition.