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

Etymology

From the genus name.

Noun

spirillum (plural spirillums or spirilla)

Any of various aerobic bacteria of the genus Spirillum, having an elongated spiral form and bearing a tuft of flagella.

Any of various other spiral-shaped microorganisms.

Source: Wiktionary

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

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