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1611, in the meaning defined above
borrowed from French & Latin; French, borrowed from Latin agnātiōn-, agnātiō, from agnāscī “to be born in addition to” + -tiōn-, -tiō, noun suffix
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“Agnation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/agnation. Accessed 2 Dec. 2021.
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