irrotational
[ ir-oh-tey-shuh-nl ]
/ ˌɪr oʊˈteɪ ʃə nl /
adjective
not having rotation.
Mathematics. conservative (def. 7).
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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. 2020
Example sentences from the Web for irrotational
A second-order effect on direction may therefore be produced by irrotational motion, but not a first-order effect.
The Ether of Space|Oliver LodgeIt is important to distinguish between two types of strain: the “rotational” type and the “irrotational” type.
A stream line is the line, straight or curved, traced by a particle in a current of fluid in irrotational movement.