The plural form of virus is viruses. It is not "viri".
The plural for virus is viruses. Simply add an -es at the end of the word.
A bacillus does not refer to the shape of a virus. The capsid of a virus is what determines the shape of a virus.
Most people use "viruses", but if you wanted to be really proper about it, you could treat it as the original Latin word and use "virii" (pronounced like "vye-rye", both syllables rhyme with "eye").
"virus"
The plural form of virus is viruses. It is not "viri".
The plural for virus is viruses. Simply add an -es at the end of the word.
"Virii" is an incorrect pluralization of the word "virus." The correct plural form of "virus" is "viruses." Viruses are infectious agents that replicate inside living cells and can cause diseases in humans, animals, plants, and even microorganisms.
The word virus is a noun. The plural form is viruses.
Because the (Greek) word "octopus" appears to be of the Latin form -us, it has acquired the informal plural octopi, but the normal English rule suggests octopuses, as with the words bus, virus, and campus. Most dictionaries list both. Another word that has acquired a commonly used I plural is "cacti."
Viri could be the genitive singular or the nominative (or vocative) plural of the Latin vir, a male person; or it might be the genitive singular of virus, a slime or snake venom.
As a noun, "bugs" is the plural of "bug". It means small insects. Informally, "bug" can be some type of virus (stomach bug) or a glitch in a computer program.As a verb, "bugs" is the third person singular conjugation of "to bug" (bother) or to install a listening device (they bugged the phone).
MRSA (methicillin resistant staphylococcus aureus) is a bacterium, which is pronounced bak-teer-ee-uhm.One thing to keep in mind is to remember that bacteria is the plural of bacterium.
active virus
It is a virus. Ebola is a RNA virus.
virus
this are sunday virus, cascade virus, professors virus.