viruses
n. countablen. tiny germs that can make you sick by living and growing inside your body. They are much smaller than bacteria and can spread from person to person.
n. microscopic infectious agents that replicate only inside the living cells of an organism. They consist of genetic material, such as DNA or RNA, surrounded by a protein coat.
Wash your hands to stop the spread of viruses.
Doctors explain that antibiotics are effective against bacteria but cannot kill viruses like the common cold.
The rapid mutation of certain viruses presents a significant challenge for vaccine development, as new strains may evade the immune response triggered by previous inoculations.
The plural form of 'virus'; used to refer to specific biological strains or malicious computer programs.
The doctor gave me antibiotics for my viruses.The doctor gave me medicine for my viruses.Learners often mistakenly believe antibiotics treat viruses, but they only work on bacterial infections.