El virus
Example: El virus causó una epidemia en la ciudad el invierno pasado.
Definition
"El virus" refers to a microscopic infectious agent that can replicate only inside the living cells of an organism, often causing diseases. Viruses can infect animals, plants, and even bacteria, leading to various illnesses and epidemics, such as the one mentioned in the example phrase.
Etymology
The word "el virus" comes from the Latin term 'virus,' meaning poison or slimy liquid. Originally, it referred to any harmful substance, but in modern usage, it specifically denotes infectious agents. Did you know that the term started being used in microbiology in the late 19th century when viruses were first distinguished from bacteria?
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"El virus" appears in the Vocaplus list "Spanish - Medicine - (A1-C2) - set 1", containing 109 commonly used words.
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