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Rationalize

//ˈɹæʃənəlaɪz// verb

Verb

1
To make something rational or more rational. British, English, Oxford, US
2
weed out unwanted or unnecessary things wordnet
3
To justify a discreditable act, or irrational behaviour. British, English, Oxford, US
"Vested interest, united ties, / landed gentry, rationalize. / Look who bought the myth. / By jingo, buy America."
4
remove irrational quantities from wordnet
5
To remove radicals, without changing the value of an expression or the roots of an equation. British, English, Oxford, US

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6
think rationally; employ logic or reason wordnet
7
To structure something along modern, efficient and systematic lines, or according to scientific principles. This often includes eliminating duplication and grouping like or similar items. British, English, Oxford, US
"At our October meeting, Membership Director George Kaufer suggested rationalizing schedules on the Morris & Essex and Montclair-Boonton trains. He had prepared peak-hour schedules with a focus on ensuring that trains to Hoboken alternate more equally with those to New York, rather than having a number of trains to one destination together before a train to the other city."
8
defend, explain, clear away, or make excuses for by reasoning wordnet
9
structure and run according to rational or scientific principles in order to achieve desired results wordnet

From French rationaliser. By surface analysis, rational + -ize.

Unscramble this word: rationalize