Hypernym

noun

any organism of microscopic size

Domain_of_synset_-_TOPIC

microbiology 1

noun

the branch of biology that studies microorganisms and their effects on humans

bacterium 1

noundomain: natural obj.

Princeton WordNet [ver.3.1]

English

Definition

(microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered to be plants

Synonyms

bacteria 1
(microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered to be plants

Derivationally related form

bacterioidal 1

adjective

resembling bacteria

bacterial 1

adjective

relating to or caused by bacteria

bacterize 1

verb

subject to the action of bacteria

bacterise 1

verb

subject to the action of bacteria

Hyponym

acidophil 1

noun

an organism that thrives in a relatively acid environment

probiotic 1

noun

a beneficial bacterium found in the intestinal tract of healthy mammals; often considered to be a plant

bacteroid 1

noun

a rodlike bacterium (especially any of the rod-shaped or branched bacteria in the root nodules of nitrogen-fixing plants)

eubacteria 1

noun

a large group of bacteria having rigid cell walls; motile types have flagella

Calymmatobacterium 1

noun

a genus of bacterial rods containing only the one species that causes granuloma inguinale

Member_of_this_domain_-_TOPIC

peritrichous 1

adjective

covered all over with uniformly distributed flagella

Gram-positive 1

adjective

(of bacteria) being or relating to a bacterium that retains the violet stain used in Gram's method

Gram-negative 1

adjective

(of bacteria) being of or relating to a bacterium that does not retain the violet stain used in Gram's method

immune response 1

noun

a bodily defense reaction that recognizes an invading substance (an antigen: such as a virus or fungus or bacteria or transplanted organ) and produces antibodies specific against that antigen

bioremediation 2

noun

the act of treating waste or pollutants by the use of microorganisms (as bacteria) that can break down the undesirable substances