Bacteria

Definitions

1. A type, species, or strain of bacterium.
   US
2. An oval bacterium, as distinguished from a spherical coccus or rod-shaped bacillus.
   dated
3. A taxonomic domain comprising the single kingdom also called Bacteria, containing about 25 phyla
4. A taxonomic kingdom within the superkingdom Prokaryota – single-cell organisms (the bacteria); once divided into the Archaebacteria and Eubacteria
5. Lowlife, slob (could be treated as plural or singular).
   derogatory, slang

Equivalents

Examples

“Anaerobic bacteria function in the absence of oxygen, where as aerobic bacteria require⟳ sunlight and also oxygen. Both these bacterias are capable of breaking down the organic matter⟳ […]”

CEFR level