visna

noun

vis·​na ˈvis-nə How to pronounce visna (audio)
: ovine progressive pneumonia of a chronic encephalitic form that is characterized typically by demyelination in the central nervous system and that leads eventually to paralysis see maedi

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Cite this Entry

“Visna.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/visna. Accessed 10 Oct. 2024.

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