plural germs
1
a
: a small mass of living substance capable of developing into an organism or one of its parts
b
: the embryo with the scutellum of a cereal grain that is usually separated from the starchy endosperm during milling
2
: something that initiates development or serves as an origin : rudiments, beginning
3
: a microorganism causing disease : a pathogenic agent (such as a bacterium or virus)
broadly : microorganism

Examples of germ in a Sentence

the germ that causes tuberculosis the germ of an idea the germ layers of an embryo
Recent Examples on the Web He’s made the bar his workstation, but anyone invading his personal bubble will likely be blasted by his keyboard cleaning spray or berated for getting germs near him. Aramide Tinubu, Variety, 18 Oct. 2024 Dent corn is fractionated into its various elements (starch, protein/germ, oil and moisture). WWD, 16 Oct. 2024 The same goes for toilet cleaner, which is made to tackle tough stains and germs unique to toilet bowls. Quincy Bulin, Southern Living, 14 Oct. 2024 No crowds, germs, or trips to the mall or post office required. Gary Drenik, Forbes, 10 Oct. 2024 See all Example Sentences for germ 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'germ.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

French germe, from Latin germin-, germen, from gignere to beget — more at kin

First Known Use

circa 1550, in the meaning defined at sense 2

Time Traveler
The first known use of germ was circa 1550

Dictionary Entries Near germ

Cite this Entry

“Germ.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/germ. Accessed 30 Oct. 2024.

Kids Definition

germ

noun
1
a
: a small mass of living substance capable of developing into a whole individual or one of its parts
b
: the embryo in the seed of a cereal (as corn or wheat) together with its cotyledon that is usually separated from the starchy part of the seed during milling
2
: something that serves as an origin
the germ of an idea
3
: a microscopic living thing
especially : one that causes disease

Medical Definition

germ

noun
1
: a small mass of living substance capable of developing into an organism or one of its parts
2
: a microorganism causing disease : a pathogenic agent (as a bacterium or virus)
broadly : microorganism

More from Merriam-Webster on germ

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