bacteroid adj 1: resembling bacteria [syn: {bacteroidal}, {bacteroid}, {bacterioidal}, {bacterioid}] n 1: a rodlike bacterium (especially any of the rod-shaped or branched bacteria in the root nodules of nitrogen-fixing plants)
Bacteroid \Bac"te*roid\, Bacteroidal \Bac`te*roid"al\, a. [Bacterium + -oid.] (Biol.) Resembling bacteria; as, bacteroid particles. [1913 Webster]