1
rationalization for (doing) sth
表示“为某事或做某事找借口”，for 后可接名词或动名词。
He gave a rationalization for leaving early.
他为早退找了一个合理化解释。
合理化
先理解核心含义，再看它在真实句子里的用法。
合理化
rationalization
He gave a rationalization for leaving early.
他为早退找了一个合理化解释。
对自己动机或某事件原因的解释说明
A statement of one's motives, or of the causes of some event.
使某事物看似合理或基于理性的认知过程
the cognitive process of making something seem consistent with or based on reason
通过重新分配资源和调整员工队伍来提高效率的公司或组织重组
The reorganization of a company or organization in order to improve its efficiency through the reallocation of resources and changes in its workforce.
(精神病学)通过解释行为和感受以非威胁方式掩饰真实动机的防御机制
(psychiatry) a defense mechanism by which your true motivation is concealed by explaining your actions and feelings in a way that is not threatening
His rationalization for skipping the gym was that he needed rest, but he had just watched TV all evening.
他跳过健身的合理化解释是他需要休息，但整个晚上他都在看电视。
People often invent rationalizations to avoid admitting they made a mistake.
人们常常编造合理化理由，以避免承认自己犯了错。
She saw through her own rationalization and finally admitted the real reason for quitting.
她看穿了自己的合理化辩解，终于承认了辞职的真正原因。
表示“为某事或做某事找借口”，for 后可接名词或动名词。
He gave a rationalization for leaving early.
他为早退找了一个合理化解释。
指让某事看起来合理的过程，of 后接被合理化的对象。
The rationalization of unethical actions often begins with small justifications.
对不道德行为的合理化往往始于微不足道的借口。
后接 that 从句说明该说辞的具体内容，常带有怀疑或不认同的语气。
She rejected the rationalization that the rule was necessary.
她驳斥了那条规则是必要的这种合理化说辞。
Not this
We should rationalization the decision.
Use this
We should rationalize the decision.
rationalization 是名词，表示‘合理化’或‘辩解’；此处谓语需要动词，应改用动词 rationalize（使……合理化）。
Not this
He lacks rationalization in his arguments.
Use this
He lacks rationality in his arguments.
rationalization 指为行为或想法找借口（合理化），而 rationality 才指‘理性、合理性’。要表达‘缺乏理性’应使用 rationality。
Not this
There are several rationalization for this policy.
Use this
There are several rationalizations for this policy.
表示‘几个具体的理由/借口’时，rationalization 是可数名词，复数形式为 rationalizations，需加 -s。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
提供合理化解释
He tried to provide a rationalization for his rude comment.
他试图为自己粗鲁的言论提供合理化解释。
为……找的借口
There is no rationalization for such cruelty.
如此残忍的行为无法自圆其说。
纯粹的借口
His apology was a mere rationalization.
他的道歉纯粹是找借口。
现成的借口
Being busy is a convenient rationalization for not exercising.
忙是不锻炼的现成借口。
Use rationalization naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想：给行为贴上 rational（理性）的标签来为自己找借口，就是合理化。
语域：neutral 常见场景：psychology、everyday conversation、analytical writing 该词在心理学和日常讨论中都比较常见，语体总体中性；正式书面语和口语中均可使用。日常口语中更常说“找借口”或“rationalize”，但名词形式本身并不显随意。
All six words share the same stressed vowel and ending /eɪʃən/ as rationalization /ˌræʃənəlɪˈzeɪʃən/, so they rhyme with it. Be careful: rational /ˈræʃənəl/ and rationalize /ˈræʃənəlaɪz/ are lookalikes but do not rhyme with the target.
Dictionary facts from ECDICT, WIKTIONARY.