from the GNU version of the Collaborative International Dictionary of English
- n.pl. The Infusoria.
from The Century Dictionary and Cyclopedia
- Microscopic animals, or Microscopica; Microzoaria.
Sorry, no etymologies found.
Owing to this impasse, biologists remained at odds concerning the spontaneous generation of microzoa until around 1860, when Pasteur came to the problem from his interest in the biochemistry of fermentation, which could not be properly investigated without first understanding the origin and role of the varieties of micro-organism present in fermenting liquids.