infective agent
Học thuậtThân thiện
Definition
Noun: An infective agent is a biological entity or substance capable of causing an infection by invading and multiplying within a host organism. It is the specific cause of an infectious disease.
Usage
The term "infective agent" is used in medical, biological, and public health contexts to identify the primary cause of an infection. It is a formal and precise term. - Scientists worked to identify the infective agent responsible for the outbreak. - Proper sanitation helps to eliminate infective agents from surfaces.
Advanced Usage
- "The putative infective agent": Used in research when the specific cause is suspected but not yet conclusively proven.
- The study aimed to characterize the putative infective agent behind the new neurological symptoms.
Variants and Related Words
- Infectious agent: A more common synonym with identical meaning.
- Pathogen: A closely related term that specifically refers to a microorganism (like a bacterium or virus) that causes disease. While all pathogens are infective agents, not all infective agents are classic pathogens (e.g., some prions or toxins might be considered infective agents).
- Microbe: A general term for a microorganism, which may or may not be an infective agent.
Synonyms
- Infectious agent
- Causative agent (of infection)
- Germ (informal, non-specific)
Related Phrases
- Chain of infection: A model describing the transmission of an infective agent from a reservoir to a host.
- Mode of transmission: The way an infective agent is transferred (e.g., airborne, direct contact).
Noun
- an agent capable of producing infection