Avirulence is a term that is commonly used in the field of microbiology and immunology. It is a word that describes the inability of a pathogen to cause disease in a host. This term is often used to describe the characteristics of viruses, bacteria, and other microorganisms that do not cause harm to the host.
Definitions
Avirulence is defined as the inability of a pathogen to cause disease in a host. It is a term that is used to describe the characteristics of microorganisms that do not cause harm to the host. This term is often used in the field of microbiology and immunology to describe the virulence of a pathogen.
Origin
The term avirulence comes from the Latin word “a” meaning “not” and “virulentus” meaning “poisonous.” The term was first used in the field of microbiology in the early 20th century to describe the characteristics of microorganisms that do not cause disease.
Meaning in different dictionaries
The meaning of avirulence is consistent across different dictionaries. It is defined as the inability of a pathogen to cause disease in a host. Some dictionaries also define avirulence as the lack of virulence in a pathogen.
Associations
Avirulence is often associated with the immune system. When a pathogen is avirulent, it means that the immune system is able to recognize and eliminate the pathogen before it can cause harm. This is an important characteristic of the immune system and is essential for protecting the host from disease.
Synonyms
There are several synonyms for avirulence, including non-virulence, non-pathogenicity, and non-infectiousness. These terms are all used to describe the same characteristic of microorganisms that do not cause disease.
Antonyms
The antonyms of avirulence are virulence, pathogenicity, and infectiousness. These terms are used to describe the characteristics of microorganisms that can cause disease in a host.
The same root words
The root words of avirulence are “a” meaning “not” and “virulentus” meaning “poisonous.” These root words are also found in the terms avirulent, non-virulent, and non-poisonous.
Example Sentences
- The avirulence of the virus meant that the host was not at risk of developing the disease.
- The pathogen was found to be avirulent, which was a relief to the researchers.
- The immune system was able to recognize the avirulent bacteria and eliminate it before it could cause harm.
- The avirulence of the microorganism was a result of its inability to produce toxins.
- The avirulence of the virus was a result of its inability to replicate in the host.