archaebacteria plural
ar·chae·bac·te·ri·a
The plural form of archaebacteria is ˌarchaebacˈterium
A aDefinitions
- noun plural archaebacteria (formerly) a group of microorganisms now regarded as members of the Archaea 3
- noun plural archaebacteria any of a large group of primitive bacteria having unusual cell walls, membrane lipids, ribosomes, and RNA sequences, and having the ability to produce methane and to live in anaerobic, extremely hot, salty, or acidic conditions; archaea 3