Virus definition dictionary

By April, waves of workers who debone chickens or carve up pork elbow-to-elbow with their co-workers were falling ill from the virus. 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. 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. 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. Viruses are the most primitive form of life. They depend on other living cells for their reproduction and growth. 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 computer virus. New Word List Word List. Save This Word! See synonyms for virus on Thesaurus. Words nearby virus virulence , virulent , virulent bacteriophage , viruliferous , viruria , virus , virus-associated hemophagocytic syndrome , virus chip , virus keratoconjunctivitis , virusoid , virus punctate keratoconjunctivitis.

What is a virus? Why is virus important? Did you know What are real-life examples of virus? What other words are related to virus? Quiz yourself! They share many similarities, but also many differences! Learning these differences can be vital to your health. Everyone is talking about testing for antibodies against COVID, so we've created a primer on antibodies and immunity, and their relation to viruses. Words related to virus ailment , disease , germ , illness , infection , microbe , microorganism , pathogen , sickness , bacillus.

How to use virus in a sentence By September 10, there was a 44 percent increase in the proportion of people over age 75 who have been diagnosed with the virus compared to the previous week. Synthetic biologists have created a slow-growing version of the coronavirus to give as a vaccine David Rotman September 16, MIT Technology Review. Lung cell images show how intense a coronavirus infection can be Jonathan Lambert September 15, Science News.

The Boys of '61 Charles Carleton Coffin. Islands of Space John W Campbell. Derived forms of virus virus-like , adjective. Any of a large group of submicroscopic agents that act as parasites and consist of a segment of DNA or RNA surrounded by a coat of protein.

Because viruses are unable to replicate without a host cell, they are not considered living organisms in conventional taxonomic systems. A disease caused by a virus. Beijerinck, in studying tobacco mosaic virus, mistakenly believed that the agent was a fluid contagium vivum fluidum , "living fluid infection" because it passed through filters capable of trapping bacteria. The length of the vowel in Latin, Irish, and Greek, in contrast to the short vowel in Tocharian and Indo-Iranian, has been variously accounted for.

Our team at The Usage has selected the best antivirus software. See more words from the same year. Accessed 13 Jan. Nglish: Translation of virus for Spanish Speakers. Britannica English: Translation of virus for Arabic Speakers. Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! Log in Sign Up. Save Word. Definition of virus. Examples of virus in a Sentence Is the illness caused by bacteria or a virus?

I think I have the virus that's going around this winter. The software checks your hard drive for viruses. Recent Examples on the Web Much of the legal wrangling in the case has involved whether the law allows OSHA to regulate a virus as a dangerous workplace substance. First Known Use of virus , in the meaning defined at sense 4. Buying Guide Our team at The Usage has selected the best antivirus software.

Learn More About virus. Time Traveler for virus The first known use of virus was in See more words from the same year. From the Editors at Merriam-Webster. Style: MLA.