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irrotational
[ ir-oh-tey-shuh-nl ]
/ ˌɪr oʊˈteɪ ʃə nl /
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This shows grade level based on the word's complexity.
adjective
not having rotation.
Mathematics. conservative (def. 7).
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We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
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Which of the following words describes “sky blue”?
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Origin of irrotational
First recorded in 1870–75; ir-2 + rotational
OTHER WORDS FROM irrotational
ir·ro·ta·tion·al·ly, adverbWords nearby irrotational
irritating, irritation, irritation fibroma, irritative, irrorate, irrotational, irrupt, irruption, irruptive, IRS, Irtysh
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
How to use irrotational in a sentence
A stream line is the line, straight or curved, traced by a particle in a current of fluid in irrotational movement.
It is important to distinguish between two types of strain: the “rotational” type and the “irrotational” type.
A second-order effect on direction may therefore be produced by irrotational motion, but not a first-order effect.
The Ether of Space|Oliver Lodge