Home › Words › I › irrationalizeirrationalizeirrationalize means to make irrational.EtymologyFrom irrational + -ize.verbTo make irrational.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.rationalize 82% match — To make something rational or more rational. vs irrationalize →derationalize 82% match — To make irrational. vs irrationalize →rationalizer 70% match — One who rationalizes. vs irrationalize →rationalization 68% match — The process or result of rationalizing, or expressing in rational terms. vs irrationalize →irregularize 66% match — To make irregular. vs irrationalize →irrationalness 65% match — The quality of being irrational. vs irrationalize →unrationalized 65% match — Not rationalized. vs irrationalize →logicize 63% match — To make logical; to bring into the domain of logic. vs irrationalize →