Recent Examples of protozoan from the Web
The rabbit was tested and treated for a protozoan infection.
Flies Many species feed on decaying organic matter and waste and have been responsible for transmission of bacterial and protozoan pathogens including: E. coli and salmonella.
A lot of alarming things can be found in bed bugs; over 45 different potential human disease agents are known, including bacteria, viruses (Hepatitis B), worms, and protozoans (like the trypanosomes in the new paper).
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'protozoan.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of protozoan
First Known Use: circa 1864See Words from the same year
PROTOZOAN Defined for English Language Learners
Definition of protozoan for English Language Learners
: a tiny organism whose body is a single cell
PROTOZOAN Defined for Kids
Definition of protozoan for Students
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