subviral

adjective

sub·​vi·​ral ˌsəb-ˈvī-rəl How to pronounce subviral (audio)
: relating to, being, or caused by a piece or a structural part (such as a protein) of a virus
subviral infection

Word History

First Known Use

1963, in the meaning defined above

Time Traveler
The first known use of subviral was in 1963

Cite this Entry

“Subviral.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/subviral. Accessed 24 Apr. 2026.

Medical Definition

subviral

adjective
sub·​vi·​ral ˌsəb-ˈvī-rəl How to pronounce subviral (audio)
: relating to, being, or caused by a piece or a structural part (as a protein) of a virus
subviral infection
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