noun, plural vi·rus·es.
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Origin of virus
OTHER WORDS FROM virusvi·rus·like, adjectivean·ti·vi·rus, adjective
Example sentences from the Web for virus
The vaccine is delivered through a “carrier virus” that causes a common cold in chimpanzees but does not affect humans.
He became delirious, his heartbeat grew ragged, his blood teemed with the virus, and his lungs, liver and kidneys began to fail.
By May 27, five people had succumbed to the virus and 16 more were infected.Jail Threats for Sierra Leone Ebola Victims’ Families|Abby Haglage|December 10, 2014|DAILY BEAST
The current FDA-approved measles vaccine consists of live but weakened measles virus that is injected into the arm.
The fact that the virus is still alive has sustained many safety concerns, both rational and irrational, about its use.
If there is neuritis from the virus it becomes intense and causes muscular contractions, paresis, and paralysis.Essays In Pastoral Medicine|Austin Malley
(p. 442) But it was the more poisonous virus of Secession which finally laid their proud city low.The Boys of '61|Charles Carleton Coffin.
The scientists of Sator knew that the virus was virulent; in fact, too virulent for its own good.
They knew that shortly after every Nansalian died, the virus, too, would be dead.
It killed the host every time, and the virus could not live outside a living cell.
British Dictionary definitions for virus
noun plural -ruses
Derived forms of virusvirus-like, adjective
Word Origin for virus
Medical definitions for virus (1 of 2)
n. pl. vi•rus•es
Medical definitions for virus (2 of 2)
Scientific definitions for virus
Other words from virusviral adjective
Cultural definitions for virus (1 of 3)
Microorganisms consisting of DNA and RNA molecules wrapped in a protective coating of proteins. Viruses are the most primitive form of life. They depend on other living cells for their reproduction and growth. (See under “Medicine and Health.”)
notes for virus
Cultural definitions for virus (2 of 3)
A minute organism that consists of a core of nucleic acid surrounded by protein. Viruses, which are so small that a special kind of microscope is needed to view them, can grow and reproduce only inside living cells. (See under “Life Sciences.”)
Cultural definitions for virus (3 of 3)
See computer virus.