Medieval Latin Severianus, from Severus, 2d century Gnostic + Latin -ianus -ian
Severus †538 Pisidian ecclesiastic, bishop of Antioch + English -ian
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severe combined immunodeficiency
“Severian.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Severian. Accessed 7 Dec. 2023.
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