serovarn.
/ˈsɪərəvɑː/, /ˈsɛrə(ʊ)vɑː/, U.S. /ˈsɪrəˌvɑr/, /ˈsɛrəˌvɑr/ Microbiology.
An antigenically distinct strain of a microorganism; = serotype n.; (also) a subdivision of a species or subspecies comprising such strains.
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the world > life > biology > organism > micro-organism > other micro-organisms > [noun]
aerobian1865
anaerobian1865
microzyme1870
mycetes1874
pathogen1880
zooxanthella1882
aerobe1883
anaerobe1883
zymad1885
pathogerm1897
phytoflagellate1902
filter-passer1906
aerophile1907
zymocytea1909
fermenter1918
phytopathogen1918
phytomonad1926
pleuropneumonia-like organism1935
phototroph1941
mycoplasma1955
prokaryote1963
mycoplasm1964
serovar1973
spiroplasma1973
prokaryon1975
ureaplasma1975
1973 Sp. P. Lapage et al. Internat. Jrnl. Systematic Bacteriol. 23 106/1 An infrasubspecific term is used to refer to the kinds of taxa below subspecies. Examples: serovar, chemovar, forma specialis.
1988 Q. N. Myrvik & R. S. Weiser Fund. Med. Bacteriol. & Mycol. (ed. 2) ii. 26 Sometimes it is useful to have sub-species classification based on serotypes (Serovars) or phage susceptibility (Phagevars [sic]).
1995 Guardian 1 Apr. (Weekend Suppl.) 38/2 The strain or ‘serovar’ of listeria present in his cheese is type 3b, a type of listeria which is significantly less virulent than others.
2005 Infection & Immunity 73 2986 Salmonella enterica serovar Pullorum causes persistent infections in laying hens.
This is a new entry (OED Third Edition, June 2007; most recently modified version published online March 2022).
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n.1973