archaebacteria
Concise Oxford English Dictionary © 2008 Oxford University Press:
archaebacteria /ˌɑːkɪbakˈtɪərɪə/
▶plural noun (sing. archaebacterium) another term for archaea.
– derivatives
archaebacterial adjective.
archaebacterial adjective.
'archaebacteria' also found in these Oxford entries:

