Houston Public Media: New details emerge about Japan's notorious WWII germ warfare program
The meaning of GERM is a small mass of living substance capable of developing into an organism or one of its parts. How to use germ in a sentence.
GERM definition: 1. a very small organism that causes disease: 2. a small amount, usually one that develops into…. Learn more.
There are germs, also called microbes, in the air; on food, plants and animals; and in the soil and water. Germs are on just about every surface, including the human body. Most germs cause no harm. The immune system protects against things that cause infections, called infectious agents.
The germ of something such as an idea is something which developed or might develop into that thing.
The word germ has been used to refer to invisible agents of disease since the 19th century, when scientists were first learning about the nature of disease.
Germ is not a technical term, but you've probably heard it used in reference to tiny organisms (such as bacteria) that cause disease. A germ is also any small structure, such as a fertilized egg, that grows into something larger.
Definition of germ noun from the Oxford Advanced Learner's Dictionary. [countable, usually plural] a very small living thing that can cause infection and disease. Disinfectant kills germs. Dirty hands can be a breeding ground for germs. Cracks and scratches in work surfaces can harbour germs.
germ theory, in medicine, is the scientific principle that infectious diseases are caused by specific microorganisms (pathogens) that invade and reproduce within the body, disrupting normal physiological functions.