Meaning & use
bacteria
Microscopic single-celled organisms that exist in vast numbers in nearly every environment.
See it in a sentence
Doctors prescribed antibiotics to fight the bacteria causing her infection.
Some bacteria in the gut actually help the body digest food properly.
A note on using this word
Bacteria is technically the plural of bacterium; careful writing uses 'bacteria are,' not 'bacteria is.'
Words with a similar meaning
microbesgerms
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Make it your own
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