varicella zoster

noun

Medical Definition of varicella zoster

: a herpesvirus that causes chicken pox and shingles

called also varicella-zoster virus

Learn More about varicella zoster

Cite this Entry

“Varicella zoster.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/varicella%20zoster. Accessed 4 Mar. 2021.

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