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HHV-6

noun

ˌāch-(ˌ)āch-(ˌ)vē-ˈsiks How to pronounce HHV-6 (audio)
: either of two human herpesviruses (Roseolovirus humanbeta6a and R. humanbeta6b) that cause roseola infantum

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HHS
HHV-6
HI
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Cite this Entry

“HHV-6.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/HHV-6. Accessed 29 Nov. 2025.

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