Halobacterium

from WordNet (r) 3.0 (2006)

halobacterium
    n 1: halophiles in saline environments such as the Dead Sea or
         salt flats [syn: {halobacteria}, {halobacterium},
         {halobacter}]

from The Collaborative International Dictionary of English v.0.48

halobacter \halobacter\, halobacterium \halobacterium\n.; pl.
   {halobacteria}, or {halobacters}.
   Any halophilic bacterium of the archaebacteria group,
   expecially of the genera {Halobacterium} and {Halococcus},
   which live in saline environments such as the Dead Sea or
   salt flats.

   Syn: halobacteria, halobacter.
        [WordNet 1.5 +PJC]