ultramicrobacterium (English, noun)
expansion: ultramicrobacterium (plural ultramicrobacteria)
Senses:
topics: biology
natural-sciences
glosses: A bacterium that is considerably smaller than typical bacterial cells and is 0.2 to 0.3 micrometers (200-300 nm) in diameter.
Forms:
form: ultramicrobacteria
tags: plural