SPIRILLA
spirillum, spirilla
(noun) any flagellated aerobic bacteria having a spirally twisted rodlike form
SPIRILLUM
spirillum, spirilla
(noun) any flagellated aerobic bacteria having a spirally twisted rodlike form
spirillum
(noun) spirally twisted elongate rodlike bacteria usually living in stagnant water
Source: WordNet® 3.1
Noun
spirilla
plural of spirillum
Source: Wiktionary
SPIRILLUM
Spi*ril"lum, n. Etym: [NL., dim. of L. spira a coil.] (Biol.)
Definition: A genus of common motile microörganisms (Spirobacteria) having
the form of spiral-shaped filaments. One species is said to be the
cause of relapsing fever.
Source: Webster’s Unabridged Dictionary 1913 Edition