Meaning & use
acellular
Last updated
Not made up of or containing cells; lacking a cellular structure.
See it in a sentence
Viruses are often described as acellular because they lack the basic cell structure of living organisms.
Researchers developed an acellular vaccine that doesn't contain whole bacterial cells.
A note on using this word
Common in biology and medicine, notably in 'acellular pertussis vaccine,' a whooping cough vaccine made without whole cells.
Words with an opposite meaning
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