bacteroidal

from WordNet (r) 3.0 (2006)

bacteroidal
    adj 1: resembling bacteria [syn: {bacteroidal}, {bacteroid},
           {bacterioidal}, {bacterioid}]

from The Collaborative International Dictionary of English v.0.48

Bacteroid \Bac"te*roid\, Bacteroidal \Bac`te*roid"al\, a.
   [Bacterium + -oid.] (Biol.)
   Resembling bacteria; as, bacteroid particles.
   [1913 Webster]