nonobservance

[non-uh b-zur-vuh ns]
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Origin of nonobservance

First recorded in 1735–45; non- + observance
Related formsnon·ob·serv·ant, adjectivenon·ob·serv·ant·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018