Definition of archaebacterial in US English:



  • See archaebacteria

    • ‘Whereas the class I enzyme is widely distributed in eukaryotes and eubacteria and is also found in one archaebacterium, class II enzymes seem to be restricted to archaebacterial species.’
    • ‘The latter is highly conserved across many bacterial and archaebacterial species.’
    • ‘They have also displayed antitumor activity and have been found to be the major lipid of archaebacterial membranes.’
    • ‘These primitive microorganisms, members of the archaebacterial kingdom, may be very similar to the earliest life forms on Earth.’