pathogen
Pathogen (noun) means a microorganism, such as a bacterium or virus, that causes disease. Example: “Handwashing helps prevent the spread of harmful pathogens.”
How to use pathogen
Learner’s notesIn plain EnglishA germ or microbe that makes you sick, such as a bacterium, virus, or fungus.
Word forms
- Plural
- pathogens
Fill the gap
Can you complete this real example?
Handwashing helps prevent the spread of harmful _____.
Etymology
From Greek patho- ("disease") plus -gen ("producing") — literally, "disease-producer."