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, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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