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spirillum

Syllabification: (spi·ril·lum)
Pronunciation: /spīˈriləm/

Definition of spirillum

noun (plural spirilla /-lə/)

  • a bacterium with a rigid spiral structure, found in stagnant water and sometimes causing disease.
    • Genus Spirillum; Gram-negative

Origin:

modern Latin, irregular diminutive of Latin spira 'a coil'

spirillum in other Oxford dictionaries

Definition of spirillum in the British & World English dictionary

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